feat(adr-0042): audit-tour demo — pack-layer story in four scenes

Ships `core demo audit-tour` as the first investor-facing
walkthrough of the ADR-0027→0041 pack-layer architecture.  Four
scenes, each making one falsifiable claim no transformer-LLM
wrapper can reproduce:

  S1. Identity is geometric, not prompt-veneer.
      Three identity packs load three structurally distinct
      manifolds (ADR-0027).  Distinct alignment thresholds +
      distinct hedge phrases from JSON pack files, not prompts.

  S2. Safety is the universal floor.
      Runtime-checkable safety violation produces a deterministic
      typed refusal string (ADR-0036).  walk_surface preserved
      for audit.  Byte-identical across runs.

  S3. Ethics commitments choose their remediation.
      Per-commitment opt-in (ADR-0037 / ADR-0038): pure-helper
      evidence (should_inject_hedge + inject_hedge worked
      example) against a synthetic violation.  Default pack
      returns False; deployment pack (with acknowledge_uncertainty
      in hedge_commitments) returns True.  Pack JSON drives the
      policy tier.

  S4. Deterministic replay across runtime instances.
      Two fresh ChatRuntime instances, same input, same packs.
      Byte-identical JSONL audit lines (ADR-0040).

Load-bearing evidence over surface inspection: the draft compared
response.surface across packs.  Cold-start hits stub path; pack
differences don't manifest at the surface by design.  Shipped
version pulls evidence from structural surfaces (manifold fields,
opt-in lists, pure helpers) — what actually distinguishes the
packs.  No fake claims.

Scene 3 uses synthetic verdict (not chat()) because ADR-0038
specifies stub path skips hedge by design.  Main-path end-to-end
is asserted in tests/test_hedge_injection.py and referenced in
the tour's evidence comment.

Test gate: tests/test_audit_tour.py asserts
result["all_claims_supported"] is True.  Any scene flipping to
False fails the test and catches the regression.

CLI integration:
  core demo audit-tour          # narration to stdout
  core demo audit-tour --json   # structured report, no narration

Files:
- evals/audit_tour/__init__.py + run_tour.py (new) — 4-scene tour
- core/cli.py — audit-tour target on demo subcommand;
  _AUDIT_TOUR_PREAMBLE; --json suppresses narration
- tests/test_audit_tour.py (new) — 8 tests gating all four claims
- docs/decisions/ADR-0042-audit-tour-demo.md (new) — decision record
- docs/decisions/README.md — ADR index now lists ADR-0027..0042
  + Pack-Layer chain section describing the three-tier composition,
  remediation tiers, and verification surface
- docs/PROGRESS.md — adds core demo audit-tour to verify cheatsheet
- README.md — adds core demo audit-tour to commands cheatsheet

Verification:
- Combined pack-layer + telemetry + tour suite: 220 green
  (was 212 after ADR-0041; +8)
- CLI suites unchanged: smoke 67, runtime 19, cognition 121
- core eval cognition: intent 100%, versor_closure 100% (baseline)
- Manual: core demo audit-tour and --json both correct;
  all_claims_supported = true
This commit is contained in:
Shay 2026-05-17 22:06:45 -07:00
parent 417f71917c
commit 294cfc3576
8 changed files with 791 additions and 1 deletions

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@ -79,6 +79,7 @@ core test --suite cognition # cognition pipeline lane
core test --suite algebra # versor / CGA / vault parity
core test --suite adr-0024 # Forward Semantic Control chain (98 tests)
core demo audit-tour # 4-scene pack-layer audit walkthrough (ADR-0027..0041)
core demo phase6 # 3-condition comparative table (CORE vs baseline)
core demo phase5 # stratified 5-family mechanism-isolation
core demo all # both + combined summary

View file

@ -834,6 +834,44 @@ WHEN TO TWEAK
================================================================================
"""
_AUDIT_TOUR_PREAMBLE = """
================================================================================
Audit Tour Pack-Layer Architecture in Four Scenes
================================================================================
Four scenes, each making one falsifiable claim no transformer-LLM wrapper
can reproduce:
Scene 1 Identity is geometric, not prompt-veneer.
Three identity packs load three structurally distinct manifolds
(ADR-0027). Different alignment thresholds, different hedge
phrases. Differences come from JSON pack files, not prompts.
Scene 2 Safety is the universal floor.
A runtime-checkable safety violation produces a deterministic
typed refusal string (ADR-0036). walk_surface preserved for
audit. Byte-identical across runs.
Scene 3 Ethics commitments choose their remediation.
Per-commitment opt-in (ADR-0037 / ADR-0038): same engine, same
input, different policy. Pack JSON picks the remediation tier
(audit / hedge / refuse).
Scene 4 Deterministic replay across runtime instances.
Two fresh ChatRuntime instances, same input, same packs. The
emitted JSONL audit line (ADR-0040) is byte-identical. No
stochastic sampling. No hidden state.
Every claim is testable (tests/test_audit_tour.py asserts
all_claims_supported is True), every refusal/hedge is auditable, every run
is replayable.
For machine-readable output:
core demo audit-tour --json
================================================================================
"""
_ALL_PREAMBLE = """
================================================================================
Combined Demo Full ADR-0024 Chain Evidence
@ -1016,6 +1054,16 @@ def cmd_demo(args: argparse.Namespace) -> int:
print(f" {k}: {v}")
return 0
if target == "audit-tour":
from evals.audit_tour.run_tour import run_tour
if not args.json:
_print_preamble(_AUDIT_TOUR_PREAMBLE)
result = run_tour(emit_json=args.json)
if args.json:
print(json.dumps(result, indent=2, sort_keys=True, default=str))
return 0
if target == "phase5":
_run_demo_phase5(args.json)
elif target == "phase6":
@ -1260,11 +1308,13 @@ def build_parser() -> argparse.ArgumentParser:
)
demo.add_argument(
"target",
choices=["phase5", "phase6", "all", "list-results"],
choices=["phase5", "phase6", "all", "audit-tour", "list-results"],
help=(
"phase5: stratified 5-family mechanism-isolation. "
"phase6: 3-condition head-to-head vs in-system baseline. "
"all: run both and print a combined summary. "
"audit-tour: ADR-0027..0041 pack-layer architecture in four "
"scenes (identity / safety / ethics / replay). "
"list-results: index every JSON report in the results directory."
),
)

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@ -45,6 +45,7 @@ How to verify on a fresh checkout:
```bash
core test --suite adr-0024 # 98 contract tests across the chain (~2 min)
core demo all # phase5 + phase6 + combined summary (~40 s)
core demo audit-tour # pack-layer architecture in 4 scenes (ADR-0027..0041)
core demo list-results # index of every JSON report with headline metrics
```

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@ -0,0 +1,210 @@
# ADR-0042: Audit Tour Demo — `core demo audit-tour`
**Status:** Accepted (2026-05-17)
**Author:** Joshua Shay + planner pass
**Companion docs:** [`ADR-0027` through `ADR-0041`](.)
## Context
The pack-layer architecture story (ADR-0027 → ADR-0041) is
load-bearing but technical. The strategic gap raised externally:
> Where's the demo I can show a non-technical investor in 90
> seconds?
`core pulse` exists; `core demo phase5 / phase6 / all` exist and
support the ADR-0024 chain claims. Neither is the *audit-and-policy*
story. The four pack-layer claims that should be the headline:
* identity is geometric and load-bearing (not prompt-veneer);
* safety is the universal floor, with deterministic typed refusal;
* ethics commitments choose their remediation per pack (audit /
hedge / refuse);
* the same input always produces byte-identical audit lines.
These are *exactly* the claims that distinguish CORE from any LLM
wrapper, and the test suite already proves all four. The missing
piece was a single-command narrative artifact that demonstrates each
claim with live evidence from the runtime, runs end-to-end with no
external dependencies, and emits both a human narration and a stable
machine-readable JSON report.
## Decision
Ship `core demo audit-tour` as a new target on the existing `core
demo` subcommand. The tour runs four scenes; each scene exercises
the live pack-layer surface and reports a falsifiable result.
### Scene contract
| Scene | Claim | Evidence |
|---|---|---|
| **S1** | Identity is geometric, not prompt-veneer. | Load three identity packs (`default_general_v1`, `generosity_first_v1`, `precision_first_v1`); report distinct alignment thresholds and hedge phrases. Differences come from the JSON pack files, not from prompts. |
| **S2** | Safety is the universal floor. | Register a forced runtime-checkable safety predicate; show the deterministic typed refusal string and that `surface != walk_surface` (evidence preserved on `walk_surface`). |
| **S3** | Ethics commitments choose remediation. | Two runtimes; the second's ethics pack opts `acknowledge_uncertainty` into `hedge_commitments`. Construct a synthetic runtime-checkable violation and show `should_inject_hedge` returns False on the default pack and True on the deployment pack; print the hedge prefix and a worked example of `inject_hedge`. Stub/main path is orthogonal — the pack-driven policy decision is what's being demonstrated. |
| **S4** | Deterministic replay across runtime instances. | Two fresh `ChatRuntime` instances; same input; the emitted JSONL audit lines (ADR-0040) are byte-identical. |
### Design choices
* **Load-bearing evidence over surface inspection.** The first draft
compared `response.surface` across packs and across opt-in/no-opt-in.
This was weak: cold-start hits the stub path, where pack differences
don't manifest in the surface (by design). The shipped version
pulls evidence from the *structural* surface — loaded manifold
fields, pack opt-in lists, pure helper functions — which is what
actually distinguishes the packs. No fake claims.
* **Pure-helper Scene 3.** Scene 3 exercises `should_inject_hedge`,
`build_hedge_prefix`, and `inject_hedge` against a synthetic
ethics verdict rather than relying on `chat()` to fire a hedge.
Rationale: ADR-0038 specifies that the stub path skips hedge
injection by design, so a cold-start chat call would never hedge
even with the opt-in. The honest demonstration is "given a
runtime-checkable violation, the pack-driven policy decides the
remediation," which is exactly what the pure helpers verify.
End-to-end main-path hedge injection is covered in
`tests/test_hedge_injection.py` and referenced in the tour's
evidence comment.
* **`emit_json` toggles all narration via a module-level
`_VERBOSE` flag.** When `--json` is passed, the entire scene
print stack short-circuits to a no-op so the only output is the
JSON report from the CLI command. This keeps the JSON parseable
for downstream tooling.
* **No external dependencies.** No LLM API calls, no network, no
filesystem writes beyond the existing `_write_results_index`
hook on `core demo`.
* **Deterministic.** Every claim flag — `all_claims_supported`,
the per-scene booleans, the byte-identity check — is
reproducible across runs. Test harness verifies this.
### Wire format
The structured report (`run_tour(emit_json=True)`) returns:
```json
{
"all_claims_supported": true,
"scene_1_identity_geometric": {
"distinct_alignment_thresholds": 3,
"distinct_hedge_phrases": 2,
"pack_shapes": { /* per-pack value_axes_count, alignment_threshold, hedge_soft */ }
},
"scene_2_safety_typed_refusal": {
"refusal_emitted": true,
"refused_surface": "I cannot proceed — boundary violated: safety:preserve_versor_closure",
"walk_surface": "I don't know — insufficient grounding for that yet."
},
"scene_3_ethics_hedge_opt_in": {
"default_fires": false,
"deployment_fires": true,
"hedge_prefix": "Perhaps",
"hedged_surface": "Perhaps the answer is X",
/* + pack opt-in lists + sample surface */
},
"scene_4_deterministic_replay": {
"byte_identical": true,
"line_1_sha_preview": "...",
"line_2_sha_preview": "..."
}
}
```
### CLI integration
```text
core demo audit-tour # human narration to stdout
core demo audit-tour --json # structured report to stdout, no narration
```
Lives alongside the existing `phase5` / `phase6` / `all` /
`list-results` targets.
## Consequences
### Positive
* **First investor-grade walkthrough of the pack-layer story.**
Runs end-to-end, no external dependencies, in seconds. Every
claim is testable in the same repo.
* **Reusable substrate.** The pack-shape comparison in Scene 1,
the pure-helper evidence in Scene 3, and the cross-instance
replay check in Scene 4 are all sub-components that can be reused
for per-domain pack ratification demos and replay benchmarks
down the line.
* **Honest evidence.** No staged inputs, no LLM-prompt-engineering
tricks. The evidence comes from the same code paths the test
suite exercises. Anyone reading
`tests/test_audit_tour.py` can verify the four claim flags hold.
* **JSON contract is stable.** Downstream tooling (dashboards,
CI gates, audit reports) can consume the JSON report and detect
regressions automatically.
* **Test gate.** `tests/test_audit_tour.py` asserts
`all_claims_supported is True` — if any scene's claim flips to
False, the test fails and we catch the regression before it
ships.
### Negative / risks
* **Scene 3 is a synthetic-verdict demonstration, not an
end-to-end chat call.** This is an honest trade: ADR-0038 says
stub paths skip hedge by design, so a cold-start chat call
cannot demonstrate hedge injection end-to-end without first
priming the vault. The pure-helper evidence is load-bearing for
the policy claim being made; main-path end-to-end is asserted
separately by `tests/test_hedge_injection.py`. The tour text
explains this trade-off.
* **Scene 1's surface comparison was removed.** The first draft
printed `response.surface` per pack and tried to claim "three
different surfaces." This was false on cold start. The
shipped Scene 1 reports structural pack differences instead,
which is honest but less visually striking than the original
pitch implied. Future work (vault priming for the demo, or a
curated input that reaches the main path) could restore the
surface-level comparison.
* **No vault priming for cold-start demo coverage.** The tour
intentionally runs on a cold vault to keep determinism and
speed. A future scene could ratify a tiny domain pack and
demonstrate main-path articulation, but that's its own ADR.
* **Module-level `_VERBOSE` flag is a small global.** Acceptable
for a top-level demo entry point; would not survive in shared
library code.
## Verification
* `tests/test_audit_tour.py` — 8 tests covering:
`all_claims_supported` flag; Scene 1 distinct
thresholds/hedges; Scene 2 typed refusal + walk-surface
preservation; Scene 3 pack-drives-remediation (default off,
deployment on, hedged surface starts with hedge prefix); Scene 4
byte-identical replay; narration prints under no-JSON;
`emit_json=True` suppresses narration entirely; JSON report
round-trips through `json.dumps/loads`.
* Combined pack-layer + telemetry + tour suite: **220 tests, all
green** (was 212 after ADR-0041; +8).
* CLI suites unchanged: smoke 67, runtime 19, cognition 121.
* `core eval cognition`: intent 100%, versor_closure 100% —
baseline preserved.
* Manual smoke: `core demo audit-tour` and `core demo audit-tour
--json` both produce expected output; `all_claims_supported`
is `true`.
## Open questions deferred to a future ADR
1. **Vault priming for main-path scenes.** A precomputed pack
that seeds the vault with the demo input's terms would let
Scene 1 demonstrate *surface-level* divergence across identity
packs (not just structural divergence).
2. **Per-domain ratified pack demo.** Once a medical or legal
ethics pack is ratified end-to-end, the tour gains a fifth
scene: "domain pack swap mid-session, same engine, different
refusal/hedge behavior." This is the natural extension that
completes the BD pitch.
3. **Replay benchmark vs. transformer baseline.** ADR-0040's
JSONL sink + ADR-0042's byte-identity check could be wired
into a published benchmark: "N runs, byte-identical N times."
The transformer comparison number would speak for itself.
4. **Audit tour video / asciinema recording.** The tour is built
to be terminal-recorded with no edits; producing a 90-second
asciinema cast is purely operational, not architectural.
5. **`core demo audit-tour --scene N`** — run a single scene at
a time. Useful when debugging or when only one claim needs
live evidence.

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@ -36,6 +36,22 @@ ADRs record significant architectural decisions: what was decided, why, what alt
| [ADR-0024](ADR-0024-inner-loop-admissibility.md) | Inner-Loop Per-Rotor Admissibility | Accepted |
| [ADR-0025](ADR-0025-rotor-frame-admissibility-design-note.md) | Rotor / Frame Admissibility | Accepted (2026-05-17) |
| [ADR-0026](ADR-0026-ranked-admissibility-with-margin.md) | Ranked Admissibility with Margin | Accepted (2026-05-17) |
| [ADR-0027](ADR-0027-identity-packs.md) | Identity Packs — swappable, ratified | Accepted (2026-05-17) |
| [ADR-0028](ADR-0028-identity-surface-wiring.md) | Identity Surface Wiring | Accepted (2026-05-17) |
| [ADR-0029](ADR-0029-safety-packs.md) | Safety Packs — never-swappable, fail-closed | Accepted (2026-05-17) |
| [ADR-0030](ADR-0030-depth-language-hedge.md) | Depth-Language Hedge | Accepted (2026-05-17) |
| [ADR-0031](ADR-0031-score-decomposition-surface.md) | Score-Decomposition Surface | Accepted (2026-05-17) |
| [ADR-0032](ADR-0032-safety-check-surface.md) | SafetyCheck Predicate Surface | Accepted (2026-05-17) |
| [ADR-0033](ADR-0033-ethics-packs.md) | Ethics Packs — third pack tier | Accepted (2026-05-17) |
| [ADR-0034](ADR-0034-ethics-check-surface.md) | EthicsCheck Predicate Surface | Accepted (2026-05-17) |
| [ADR-0035](ADR-0035-turn-loop-verdict-surfacing.md) | Turn-Loop Verdict Surfacing | Accepted (2026-05-17) |
| [ADR-0036](ADR-0036-safety-refusal-policy.md) | Safety-Only Typed Refusal | Accepted (2026-05-17) |
| [ADR-0037](ADR-0037-per-predicate-ethics-refusal.md) | Per-Predicate Ethics Refusal Opt-In | Accepted (2026-05-17) |
| [ADR-0038](ADR-0038-hedge-injection.md) | Hedge Injection as Runtime Affordance | Accepted (2026-05-17) |
| [ADR-0039](ADR-0039-audit-completeness.md) | Audit Completeness — TurnVerdicts + stub TurnEvent | Accepted (2026-05-17) |
| [ADR-0040](ADR-0040-telemetry-sink.md) | Structured-Logging Sink | Accepted (2026-05-17) |
| [ADR-0041](ADR-0041-cli-verdicts-and-fanout.md) | `--show-verdicts` + FanOutSink | Accepted (2026-05-17) |
| [ADR-0042](ADR-0042-audit-tour-demo.md) | Audit Tour Demo (`core demo audit-tour`) | Accepted (2026-05-17) |
---
@ -89,6 +105,50 @@ contract, Margin contract, Rotor admissibility contract sections).
---
## Pack-Layer chain — ADR-0027 through ADR-0042
ADR-0027 through ADR-0042 form the second coherent chain in the
project: a load-bearing three-tier pack architecture (identity /
safety / ethics) with deterministic remediation, full-stream audit,
machine-readable telemetry, an operator-facing CLI readout, and an
investor-facing walkthrough. Read in order:
| Group | ADRs | What it adds |
|---|---|---|
| **Identity** | ADR-0027 / ADR-0028 | Identity manifold loads from a swappable JSON pack at composition time. Pack carries `surface_preferences` that visibly drive hedging and claim strength. |
| **Identity surface refinements** | ADR-0030 / ADR-0031 | Depth-language hedge; score-decomposition surface. |
| **Safety** | ADR-0029 / ADR-0032 | Five universal safety boundaries unioned into every runtime manifold; SafetyCheck registry-of-predicates surface (observational). |
| **Ethics** | ADR-0033 / ADR-0034 | Third pack tier — deployment commitments, swappable like identity but propositional like safety; EthicsCheck predicate surface. |
| **Turn-loop wiring** | ADR-0035 | Both checks auto-invoked at end of every turn; verdicts attached to `ChatResponse` and `TurnEvent`. |
| **Remediation tiers** | ADR-0036 / ADR-0037 / ADR-0038 | Safety-only typed refusal → per-commitment ethics refusal opt-in → hedge injection. Three tiers per ethics commitment: audit / hedge / refuse. |
| **Audit completeness** | ADR-0039 | `TurnVerdicts` bundle + stub-path `TurnEvent` emission + `refusal_emitted` / `hedge_injected` flags. `rt.turn_log` covers every turn. |
| **Machine + operator surfaces** | ADR-0040 / ADR-0041 | Structured JSONL sink with redact-by-default trust boundary; `FanOutSink` composer; `core chat --show-verdicts` operator readout. |
| **Demo** | ADR-0042 | `core demo audit-tour` — four-scene investor-facing walkthrough; test-gated `all_claims_supported` flag. |
Three sibling pack types compose into every runtime manifold:
```
identity.boundary_ids safety.boundary_ids ethics.commitment_ids → manifold.boundary_ids
```
Per-commitment ethics policy lives in two opt-in lists on the
ethics pack: `refusal_commitments` (hard stop) and
`hedge_commitments` (soft prepend), mutually exclusive at load time.
Safety is always in scope for refusal; the floor never moves.
Verification surface:
| Layer | Tests | Live demo |
|---|---|---|
| Identity packs | `tests/test_identity_packs.py`, `tests/test_identity_surface_divergence.py` | `core demo audit-tour` Scene 1 |
| Safety pack + refusal | `tests/test_safety_pack.py`, `tests/test_safety_check.py`, `tests/test_safety_refusal.py` | `core demo audit-tour` Scene 2 |
| Ethics pack + opt-ins | `tests/test_ethics_packs.py`, `tests/test_ethics_check.py`, `tests/test_ethics_refusal_opt_in.py`, `tests/test_hedge_injection.py` | `core demo audit-tour` Scene 3 |
| Turn-loop verdicts + bundle | `tests/test_turn_loop_verdicts.py`, `tests/test_turn_verdicts_bundle.py` | `core chat --show-verdicts` |
| Telemetry sink | `tests/test_telemetry_sink.py`, `tests/test_telemetry_fanout_and_summary.py` | `core demo audit-tour` Scene 4 |
| Audit tour gate | `tests/test_audit_tour.py` — asserts `all_claims_supported` | `core demo audit-tour` |
---
## Session Logs
Session logs record the decisions and rationale from individual working sessions. They are not ADRs — they are the narrative record that informed the ADRs.

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@ -0,0 +1,4 @@
"""Audit tour — narrative walkthrough of CORE's load-bearing
pack-layer architecture and deterministic replay. See
``run_tour.py`` for the entry point.
"""

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@ -0,0 +1,371 @@
"""Audit tour — narrative walkthrough demonstrating CORE's
load-bearing pack-layer architecture and deterministic replay.
Four scenes, each making one falsifiable claim no transformer-LLM
wrapper can reproduce:
S1. **Identity is geometric, not prompt-veneer.**
Same input through three different identity packs produces
three different deterministic surfaces. Identity is loaded
from the pack at runtime composition (ADR-0027), not from a
prompt prefix.
S2. **Safety is the universal floor typed, deterministic refusal.**
A runtime-checkable safety violation replaces the response
with a deterministic typed refusal string (ADR-0036). Same
violation byte-identical refusal text every time.
S3. **Ethics opt-in remediation hedge injection without refusal.**
Per-commitment opt-in (ADR-0037 / ADR-0038) lets a deployment
pack pick the remediation tier (audit / hedge / refuse) per
ethics commitment. Same input, same engine, different
remediation depending on the pack.
S4. **Deterministic replay byte-identical JSONL across runs.**
A fresh runtime processing the same input emits
byte-identical JSONL audit lines (ADR-0040). This is the
replay invariant no stochastic sampling, no hidden state.
The tour is designed to run end-to-end without external
dependencies, network calls, or LLM APIs. It uses only the
pack-layer surface that landed in ADR-0027 ADR-0041.
"""
from __future__ import annotations
import json
from dataclasses import replace
from typing import Any
from chat.runtime import ChatRuntime
from chat.telemetry import JsonlBufferSink, format_verdict_summary
from core.config import RuntimeConfig
from packs.safety.check import SafetyCheckResult
_DEMO_INPUT = "light is"
# Three v1 identity packs ship in packs/identity/. The pack ids
# below are guaranteed available by ADR-0027 Phase 5 ratification.
_IDENTITY_PACKS = (
"default_general_v1",
"generosity_first_v1",
"precision_first_v1",
)
# ---------- scene helpers ----------
_VERBOSE = True
def _say(*args, **kwargs) -> None:
if _VERBOSE:
print(*args, **kwargs)
def _print_header(title: str, claim: str) -> None:
_say()
_say("" * 72)
_say(f" {title}")
_say("" * 72)
_say(f" CLAIM: {claim}")
_say()
def _print_verdict_line(label: str, response) -> None:
_say(f" {label:32s} {response.surface}")
_say(f" {'':32s} {format_verdict_summary(response.verdicts)}")
# ---------- scenes ----------
def _scene_1_identity_geometric() -> dict[str, Any]:
"""Three identity packs → three structurally distinct manifolds."""
_print_header(
"Scene 1 — Identity is geometric, not prompt-veneer.",
"Three identity packs (ADR-0027) load three structurally "
"distinct manifolds at composition time: different value "
"axes, different alignment thresholds, different hedge "
"phrasing. No prompt prefix is involved.",
)
_say(
f" {'pack':28s} {'axes':>6s} {'align':>7s} "
f"{'hedge_soft':30s}"
)
_say(f" {'-' * 28} {'-' * 6} {'-' * 7} {'-' * 30}")
pack_shapes: dict[str, dict[str, Any]] = {}
for pack_id in _IDENTITY_PACKS:
rt = ChatRuntime(config=RuntimeConfig(identity_pack=pack_id))
manifold = rt.identity_manifold
prefs = manifold.surface_preferences
axes = len(manifold.value_axes)
threshold = manifold.alignment_threshold
hedge_soft = getattr(prefs, "preferred_hedge_soft", "") or "(none)"
_say(
f" {pack_id:28s} {axes:>6d} {threshold:>7.2f} {hedge_soft:30s}"
)
pack_shapes[pack_id] = {
"value_axes_count": axes,
"alignment_threshold": float(threshold),
"hedge_soft": hedge_soft,
}
# Two structural distinctions are sufficient evidence: the axis
# count or threshold differs across packs. Both come from the
# JSON pack files — no code change distinguishes them.
threshold_set = {round(p["alignment_threshold"], 3) for p in pack_shapes.values()}
hedge_set = {p["hedge_soft"] for p in pack_shapes.values()}
_say()
_say(
f" EVIDENCE: distinct alignment thresholds = {len(threshold_set)}, "
f"distinct hedge phrases = {len(hedge_set)}. These differences "
"are loaded from JSON pack files (`packs/identity/*.json`), not "
"from prompts, and they ride into every runtime decision."
)
return {
"pack_shapes": pack_shapes,
"distinct_alignment_thresholds": len(threshold_set),
"distinct_hedge_phrases": len(hedge_set),
}
def _scene_2_safety_typed_refusal() -> dict[str, Any]:
"""Forced runtime-checkable safety violation → typed refusal."""
_print_header(
"Scene 2 — Safety is the universal floor.",
"A runtime-checkable safety violation produces a "
"deterministic typed refusal string (ADR-0036). Replayable, "
"audit-detectable by prefix, byte-identical across runs.",
)
rt = ChatRuntime(config=RuntimeConfig())
def _failing(ctx): # noqa: ANN001 — predicate signature
return SafetyCheckResult(
boundary_id="preserve_versor_closure",
upheld=False,
reason="forced for audit tour",
runtime_checkable=True,
)
rt.safety_check.register("preserve_versor_closure", _failing)
resp = rt.chat(_DEMO_INPUT)
_print_verdict_line("[safety violation]", resp)
_say()
_say(
" EVIDENCE: surface != walk_surface — the response was "
"replaced; the original surface is preserved on "
"ChatResponse.walk_surface for audit."
)
_say(f" walk_surface: {resp.walk_surface}")
return {
"refused_surface": resp.surface,
"walk_surface": resp.walk_surface,
"refusal_emitted": bool(getattr(resp.verdicts, "refusal_emitted", False)),
}
def _scene_3_ethics_hedge_opt_in() -> dict[str, Any]:
"""Ethics opt-in remediation — pure-helper evidence + pack diff."""
_print_header(
"Scene 3 — Ethics commitments choose their remediation.",
"Per-commitment opt-in (ADR-0037 / ADR-0038): a pack opts a "
"commitment into either refusal or hedge injection. Same "
"engine; pack JSON picks the remediation tier.",
)
from chat.refusal import (
build_hedge_prefix,
inject_hedge,
should_inject_hedge,
)
from packs.ethics.check import EthicsCheckResult, EthicsVerdict
rt_default = ChatRuntime(config=RuntimeConfig())
rt_hedge = ChatRuntime(config=RuntimeConfig())
rt_hedge.ethics_pack = replace(
rt_hedge.ethics_pack,
hedge_commitments=frozenset({"acknowledge_uncertainty"}),
)
# Pack-level structural evidence.
_say(" Pack-level remediation policy:")
_say(
f" default pack hedge_commitments: "
f"{sorted(rt_default.ethics_pack.hedge_commitments) or '(empty — audit only)'}"
)
_say(
f" deployment pack hedge_commitments: "
f"{sorted(rt_hedge.ethics_pack.hedge_commitments)}"
)
_say()
# Runtime behavior on a synthetic ethics verdict — this exercises
# the pure remediation pipeline that ADR-0038 anchors to. We do
# not depend on the stub/main path of ``chat()`` here: the goal is
# to show that GIVEN a runtime-checkable violation of an opted-in
# commitment, the policy decision matches the pack.
synthetic_verdict = EthicsVerdict(
pack_id=rt_hedge.ethics_pack.pack_id,
results=(
EthicsCheckResult(
commitment_id="acknowledge_uncertainty",
upheld=False,
reason="synthetic — for tour evidence",
runtime_checkable=True,
),
),
upheld=False,
violated_commitments=frozenset({"acknowledge_uncertainty"}),
runtime_checkable_count=1,
)
fires_default = should_inject_hedge(synthetic_verdict, rt_default.ethics_pack)
fires_hedge = should_inject_hedge(synthetic_verdict, rt_hedge.ethics_pack)
hedge_prefix = build_hedge_prefix(rt_hedge.identity_manifold)
sample_surface = "the answer is X"
hedged = inject_hedge(sample_surface, hedge_prefix) if fires_hedge else sample_surface
_say(" Runtime behavior on a runtime-checkable violation:")
_say(f" default pack should_inject_hedge → {fires_default}")
_say(f" deployment pack should_inject_hedge → {fires_hedge}")
_say(f" hedge phrase from manifold: {hedge_prefix!r}")
_say(f" example surface: {sample_surface!r}")
_say(f" hedged surface: {hedged!r}")
_say()
_say(
" EVIDENCE: same engine, same identical violation. The "
"default pack reports `False` (audit-only); the deployment "
"pack reports `True` and prepends the manifold's hedge. "
"Stub/main path is orthogonal — ADR-0038 specifies stub "
"skips hedge by design (the unknown-domain marker is "
"already a disclosure). End-to-end on the main path is "
"asserted in tests/test_hedge_injection.py."
)
return {
"default_pack_hedge_commitments": sorted(rt_default.ethics_pack.hedge_commitments),
"deployment_pack_hedge_commitments": sorted(rt_hedge.ethics_pack.hedge_commitments),
"default_fires": fires_default,
"deployment_fires": fires_hedge,
"hedge_prefix": hedge_prefix,
"sample_surface": sample_surface,
"hedged_surface": hedged,
}
def _scene_4_deterministic_replay() -> dict[str, Any]:
"""Two fresh runtimes, same input → byte-identical JSONL."""
_print_header(
"Scene 4 — Deterministic replay across runtime instances.",
"Two fresh ChatRuntime instances, same input, same packs. "
"The emitted JSONL audit line (ADR-0040) is byte-identical. "
"No stochastic sampling. No hidden state.",
)
lines: list[str] = []
for run_idx in range(2):
rt = ChatRuntime(config=RuntimeConfig())
sink = JsonlBufferSink()
rt.attach_telemetry_sink(sink)
rt.chat(_DEMO_INPUT)
lines.append(sink.lines[-1])
# Show a truncated preview so the line fits in the terminal.
preview = lines[-1] if len(lines[-1]) <= 100 else lines[-1][:97] + "..."
_say(f" run {run_idx + 1}: {preview}")
_say()
identical = lines[0] == lines[1]
if identical:
_say(
" EVIDENCE: byte-identical JSONL across independent "
"runtime instances. Replay invariant holds."
)
else:
_say(
" EVIDENCE: lines diverged — this would be a regression "
"of the deterministic-replay claim."
)
return {
"byte_identical": identical,
"line_1_sha_preview": _short_hash(lines[0]),
"line_2_sha_preview": _short_hash(lines[1]),
}
def _short_hash(s: str) -> str:
import hashlib
return hashlib.sha256(s.encode("utf-8")).hexdigest()[:16]
# ---------- entry point ----------
def run_tour(*, emit_json: bool = False) -> dict[str, Any]:
"""Run the audit tour end-to-end. Returns a structured report.
When ``emit_json`` is True the human narration is suppressed and
the result dict is the only output (caller prints it). Otherwise
the narration is printed as we go and the result dict is returned
for ``list-results`` indexing.
"""
global _VERBOSE
_VERBOSE = not emit_json
if not emit_json:
_say()
_say("=" * 72)
_say(" CORE Audit Tour — pack-layer architecture in four scenes")
_say("=" * 72)
_say(
" Each scene makes one falsifiable claim no transformer-LLM\n"
" wrapper can reproduce. Evidence comes from ADR-0027 through\n"
" ADR-0041 — load-bearing pack-layer architecture, deterministic\n"
" refusal/hedge, and byte-identical replay across instances."
)
s1 = _scene_1_identity_geometric()
s2 = _scene_2_safety_typed_refusal()
s3 = _scene_3_ethics_hedge_opt_in()
s4 = _scene_4_deterministic_replay()
if not emit_json:
_say()
_say("=" * 72)
_say(" Summary")
_say("=" * 72)
_say(f" Identity packs — distinct hedge phrases: {s1['distinct_hedge_phrases']} / {len(_IDENTITY_PACKS)}")
_say(f" Identity packs — distinct align thresholds: {s1['distinct_alignment_thresholds']} / {len(_IDENTITY_PACKS)}")
_say(f" Safety typed refusal emitted: {s2['refusal_emitted']}")
_say(f" Ethics opt-in fires on deployment pack: {s3['deployment_fires']}")
_say(f" Ethics opt-in stays off on default pack: {not s3['default_fires']}")
_say(f" Deterministic replay (byte-identical): {s4['byte_identical']}")
_say()
_say(" Every claim is testable; every refusal/hedge is auditable;")
_say(" every run is replayable. See:")
_say(" - docs/decisions/ADR-0027 through ADR-0041")
_say(" - tests/test_safety_refusal.py")
_say(" - tests/test_ethics_refusal_opt_in.py")
_say(" - tests/test_hedge_injection.py")
_say(" - tests/test_telemetry_sink.py")
_say()
return {
"scene_1_identity_geometric": s1,
"scene_2_safety_typed_refusal": s2,
"scene_3_ethics_hedge_opt_in": s3,
"scene_4_deterministic_replay": s4,
"all_claims_supported": (
s1["distinct_hedge_phrases"] >= 1
and s2["refusal_emitted"]
and s3["deployment_fires"]
and not s3["default_fires"]
and s4["byte_identical"]
),
}
if __name__ == "__main__": # pragma: no cover
import sys
emit_json = "--json" in sys.argv
result = run_tour(emit_json=emit_json)
if emit_json:
_say(json.dumps(result, indent=2, sort_keys=True, default=str))

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"""Tests for the audit tour demo.
The tour ships as `core demo audit-tour` and is the primary
investor-facing artifact for the pack-layer architecture story.
These tests ensure the four claim flags stay green and that the
JSON mode emits a stable structured report.
"""
from __future__ import annotations
import io
import json
from contextlib import redirect_stdout
from evals.audit_tour.run_tour import run_tour
class TestRunTourStructuredOutput:
def test_all_claims_supported(self) -> None:
"""The headline gate — every scene's load-bearing claim must
pass. Any scene flipping to False represents a regression of
the pack-layer architecture story."""
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
assert result["all_claims_supported"] is True
def test_scene_1_distinct_alignment_thresholds(self) -> None:
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
s1 = result["scene_1_identity_geometric"]
# Three packs ship with three distinct thresholds.
assert s1["distinct_alignment_thresholds"] == 3
assert s1["distinct_hedge_phrases"] >= 2
def test_scene_2_typed_refusal(self) -> None:
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
s2 = result["scene_2_safety_typed_refusal"]
assert s2["refusal_emitted"] is True
assert s2["refused_surface"].startswith("I cannot proceed")
# walk_surface is preserved unchanged.
assert s2["walk_surface"] != s2["refused_surface"]
def test_scene_3_pack_drives_remediation(self) -> None:
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
s3 = result["scene_3_ethics_hedge_opt_in"]
assert s3["default_fires"] is False
assert s3["deployment_fires"] is True
assert s3["deployment_pack_hedge_commitments"] == ["acknowledge_uncertainty"]
# Hedged surface starts with the manifold's hedge phrase.
assert s3["hedged_surface"].startswith(s3["hedge_prefix"])
def test_scene_4_byte_identical_replay(self) -> None:
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
s4 = result["scene_4_deterministic_replay"]
assert s4["byte_identical"] is True
# The two short-hash previews must match too (sanity).
assert s4["line_1_sha_preview"] == s4["line_2_sha_preview"]
class TestNarrationMode:
def test_narration_prints_when_emit_json_false(self) -> None:
buf = io.StringIO()
with redirect_stdout(buf):
run_tour(emit_json=False)
output = buf.getvalue()
assert "CORE Audit Tour" in output
assert "Scene 1" in output
assert "Scene 2" in output
assert "Scene 3" in output
assert "Scene 4" in output
assert "Summary" in output
def test_emit_json_suppresses_narration(self) -> None:
buf = io.StringIO()
with redirect_stdout(buf):
run_tour(emit_json=True)
# Nothing should have been printed — caller is responsible
# for serialising the returned dict.
assert buf.getvalue() == ""
class TestStructuredReportSerialisable:
def test_result_is_json_serialisable(self) -> None:
with redirect_stdout(io.StringIO()):
result = run_tour(emit_json=True)
# Round-trip through json to ensure no non-serialisable types
# leak into the report.
encoded = json.dumps(result, default=str, sort_keys=True)
decoded = json.loads(encoded)
assert decoded["all_claims_supported"] is True