AER-1 corpus vectors / Test vectors: invalid

hash-mismatch

Family: Test vectors: invalid. Source: base/test-vectors/invalid/hash-mismatch.json in the AER-1 corpus published at zambo.dev/aer1/corpus.json (kit 1.5.7, draft-zambo-aer1-26), file SHA-256 6037f4dd7abe55c8fcf88224e7fe02ef0ea7eccbde462d4f16263dc8557f9228. Receipt id recorded in the vector: b6c63ac5-f324-4fa7-ad58-c4bf83faa86a.

Input

The vector input, exactly as published in the corpus:

{
  "id": "b6c63ac5-f324-4fa7-ad58-c4bf83faa86a",
  "receipt_schema_version": "0.3",
  "created_at": "2026-09-27T09:00:00.000Z",
  "tool": {
    "name": "live_price",
    "version": "4.0.0",
    "scope": "public"
  },
  "provenance_class": "EXECUTED BY ZAMBO",
  "canonical_bytes": "eyJ0b29sIjoibGl2ZV9wcmljZSIsImlucHV0cyI6eyJwYWlyIjoiQlRDL1VTRCJ9LCJvdXRwdXRzIjp7InByaWNlX3VzZCI6OTc0MTIuNTV9LCJtcyI6MTA4fQ==",
  "output_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
  "verification_status": "verified",
  "rejected_by": "output_hash does not match sha256(canonical_bytes)"
}

Expected result

• expected verdict (corpus path): invalid: the receipt must fail
• rejected_by: output_hash does not match sha256(canonical_bytes)

Checks it exercises

Try Zambo free: add Zambo to your AI to run this kind of check on your own agent work, with 20 free calls per day and a Day Pass at $0.99 for 24h when you need more. Every call returns a verifiable receipt, and a receipt proves the saved result was not changed.

See the full set in the AER-1 corpus vectors index and the AER-1 corpus checks index, or read the standard itself: draft-zambo-aer1-26.