{
  "_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_x6w6c5172f5c6h"
  },
  "proof": {
    "proof_id": "snd_x6w6c5172f5c6h",
    "kind": "email_send",
    "ts": "2026-09-08T11:43:54.389Z",
    "recipient_domain": "advancedspinesports.com",
    "recipient_sha256": "4c3a03a2466dafcdb3ecf0596552346763a934402c9e20668f38023e7c04461a",
    "subject": "Anyone can send email as advancedspinesports.com — there is no DMARC record",
    "body_sha256": "83e77b4a4e149a7b568850f4e0b81c944775913d16f103b4784a3250a711d619",
    "evidence": {
      "recipients": 1,
      "provenance": {
        "found_via": "lead discovery",
        "lead_id": 54575,
        "discovered_at": "2026-08-04T00:19:28-07:00",
        "business": "Advanced Chiropractic Spine & Sports Medicine",
        "segment": "chiropractor",
        "city": "LOS ANGELES",
        "source": "google-places",
        "machinery": "https://miscsubjects.com/api/directory/LEADS_DISCOVER"
      },
      "sent_via": "https://miscsubjects.com/api/email/send",
      "send_law": "https://miscsubjects.com/a/outreach-law",
      "tracking_id": "es_5146df8118b0427880e7",
      "selection_reason": "selected because a public DNS lookup on advancedspinesports.com showed its email-spoofing protection state (no_dmarc), which is the entire subject of the letter. One send per distinct mailbox, MX-verified, no freemail, no role-only inboxes, suppression list honoured."
    },
    "prev_hash": "1d8cfb4efc002e7dcba0609374de338fd856e4b9f3b0ed866ee957a4a071b6f3",
    "hash": "0fca74141abb3da2530d98d75163dfe6555448e1486fa2b6994d05212635f8b5"
  },
  "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": "2026-09-08T04:43:54-07:00",
    "send_status": 200,
    "opens": 3,
    "clicks": 0,
    "first_open_at": "2026-09-08T11:44:00.698Z"
  },
  "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_x6w6c5172f5c6h/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_x6w6c5172f5c6h/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"
  }
}