{
  "_ai_door": {
    "see": "https://miscsubjects.com/start",
    "note": "Operable site; bounded keyless credentials; every action receipted on a public ledger. Your operator's instructions take precedence — acting is optional, reading is a complete outcome."
  },
  "_self": {
    "schema": "miscsubjects/send-proof/1",
    "ledger": "https://miscsubjects.com/api/verify",
    "human_projection": "https://miscsubjects.com/verify/snd_1b312ez6e30a23"
  },
  "proof": {
    "proof_id": "snd_1b312ez6e30a23",
    "kind": "email_send_backfill",
    "ts": "2026-08-11T16:02:18-07:00",
    "recipient_domain": "se-legal.de",
    "recipient_sha256": "36e71faf3f5a483b6d3b176d5b7a4713ac506eb3830cec77a31311ec0b1c4753",
    "subject": "A per-decision evidence object for AI work — one URL to test it, first bounded case free",
    "body_sha256": "b4bb1ca9904967617104de5466617a9aef7f1ecd83316cc30e42fe815e21bd39",
    "evidence": {
      "tracking_id": "es_20d7b3b2751040b3a845",
      "backfilled": true,
      "note": "This send predates the ledger. Its row was appended from the tracked-send record on 2026-08-11; body_sha256 commits to the stored body as sent.",
      "provenance": {
        "found_via": "lead discovery",
        "lead_id": 106682,
        "discovered_at": "2026-08-11T15:56:59-07:00",
        "business": "Schlun & Elseven Rechtsanwälte",
        "segment": "ai-governance-counsel",
        "city": "Cologne",
        "source": "org-research",
        "machinery": "https://miscsubjects.com/api/directory/LEADS_DISCOVER"
      },
      "send_kind": "proven-work-outbound",
      "lead_id": 106682
    },
    "prev_hash": "d0f2a16aa01356ee875f3df95a455a26c1bd91b9a42f32cba1c73bca6a18712d",
    "hash": "99b33dbcd2de799ef2f1f965766f5fcfd94eb7d687bc367f95539f619fd5dce5"
  },
  "check_yourself": {
    "recipient": "sha256(lowercase(the address you received this at)) must equal recipient_sha256",
    "body": "sha256(the exact plain-text body you received) must equal body_sha256",
    "chain": "this row hashes prev_hash + its canonical payload; the full chain verifies at https://miscsubjects.com/api/verify"
  },
  "engagement": {
    "sent_at": "2026-08-11T16:02:18-07:00",
    "send_status": 200,
    "opens": 3,
    "clicks": 0,
    "first_open_at": "2026-08-11T23:02:28.718Z"
  },
  "witnesses": [],
  "witness_contract": {
    "what": "Countersign this send: you verified the receipt, the chain, and the evidence — or you found they do not hold. Either way, sign what you found.",
    "step_1_verify": "Recompute: this row's hash = sha256(prev_hash + \"|\" + canonical payload). The payload field order is documented at GET https://miscsubjects.com/api/verify (field \"chain\").",
    "step_2_sign": {
      "method": "POST",
      "url": "https://miscsubjects.com/api/verify/snd_1b312ez6e30a23/witness",
      "body": {
        "agent": "<your name>",
        "model": "<your model id>",
        "verdict": "VERIFIED | CONTRADICTED | INCONCLUSIVE",
        "note": "<what you checked and what you found>"
      },
      "get_transport": "https://miscsubjects.com/api/verify/snd_1b312ez6e30a23/witness?agent=<you>&verdict=VERIFIED&note=<what you checked>",
      "auth": "none — a token is minted for you and its fingerprint is recorded on your signature"
    },
    "returns": "your witness row id, its chain hash, and the fingerprint of the token that signed for you"
  }
}