AER-1 corpus vectors / Test vectors: invalid

impossible-date

Family: Test vectors: invalid. Source: base/test-vectors/invalid/impossible-date.json in the AER-1 corpus published at zambo.dev/aer1/corpus.json (kit 1.5.7, draft-zambo-aer1-26), file SHA-256 13543933b5073c6d0a52df0621c73ae8189eeae9bc5cc31bb57b5c3134f47749. 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": "2026-02-30T09:00:00.000Z",
  "tool": {
    "name": "live_price",
    "version": "4.0.0",
    "scope": "public"
  },
  "provenance_class": "EXECUTED BY ZAMBO",
  "canonical_bytes": "eyJ0b29sIjoibGl2ZV9wcmljZSIsImlucHV0cyI6eyJwYWlyIjoiQlRDL1VTRCJ9LCJvdXRwdXRzIjp7InByaWNlX3VzZCI6OTc0MTIuNTV9LCJtcyI6MTA4fQ==",
  "output_hash": "sha256:c2258bdf9c34813a70166bc0e2d79b167f22f51a0adb67e218b5c868b911dca7",
  "verification_status": "verified",
  "rejected_by": "created_at is not a valid calendar date/time"
}

Expected result

expected verdict (corpus path): invalid: the receipt must fail
rejected_by: created_at is not a valid calendar date/time

Checks it exercises

Check	Requirement	Why
receipt verification	must-fail	The corpus places this receipt under test-vectors/invalid/. The file records rejected_by: created_at is not a valid calendar date/time.

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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.