Add verified reference lookup and immutable consumer receipts

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a1045b-933d-7aa1-b2db-104557487a79

docs/evidence/2026-10-04-reference-consumption.json

@@ -0,0 +1,52 @@
+{
+  "observed_at": "2026-10-04T07:00:38.801351+00:00",
+  "workplan": "FEP-WP-0010",
+  "kind": "disclosed-development-verification",
+  "assessment": "history/2026-10-04T084941+0200-scope-vs-intent.md",
+  "audit_revision": "07f1f373744986a22bc4f18710de94534f40343d",
+  "reference": {
+    "schema_version": 1,
+    "current": "0.1",
+    "releases": {
+      "0.1": {
+        "packaging_revision": "53bb65e7a6eb1a2fa933e5b41dfa5a0e7409d14d",
+        "manifest_sha256": "d7f60ac04817820b805265d1d747cfbb8d2269b7bd6244cd9d3e8d2fd44ef0b8"
+      }
+    }
+  },
+  "tests": {
+    "consumption": 31,
+    "schema": 2,
+    "bench_and_admission": 33,
+    "evolution": 22,
+    "reference_preview": 16,
+    "total": 104,
+    "skipped": 0
+  },
+  "checks": [
+    "synthetic bench plan; no provider execution",
+    "evolution consistency",
+    "classification consistency",
+    "frozen reference consistency",
+    "actual activity-core validator accepted generated synthetic event",
+    "reuse-surface capability schema and relations",
+    "changed Markdown local links",
+    "git diff --check"
+  ],
+  "owner_contract": {
+    "repo": "activity-core",
+    "revision": "3dd68d118b3fb60e45926dcb238d4f1ab4d447ac",
+    "path": "src/activity_core/context_resolvers/frontend_patterns.py",
+    "sha256": "33aae2f3f0a17dfa90580c611de474064ca52b0aebf73939a9476a8560f46757"
+  },
+  "new_real_uses": 0,
+  "new_consumer_enrollments": 0,
+  "model_calls": 0,
+  "production_mutations": 0,
+  "limitations": [
+    "Metadata filtering does not establish applicability or compatibility.",
+    "Synthetic tests do not establish real value, independent human validation or held-out retrieval.",
+    "Producer preserves supplied lineage/outcome locators; collector and empirical review retain independent verification.",
+    "Hosted registration, actual closeout integration and linked consumer outcomes remain WP-0008-T01/T02."
+  ]
+}