{
  "schema": "csoai.art50-marking-posture-index/0.1",
  "pack": "art50-marking-posture-2026-09",
  "as_of": "2026-09-02T05:51:28Z",
  "fetched_at": "2026-09-02T05:51:28Z",
  "writes_board": false,
  "sig_ed25519": null,
  "honest_sentence": "Stated vs detectable Art 50(2) marking posture for Anthropic/OpenAI/Google. Others probe-needed. Detectable UNMEASURED. Fine Art 99(4) \u20ac15M/3%.",
  "obligation": {
    "article": "Art 50(2)",
    "binds": "provider",
    "fine_ceiling": {
      "article": "Art 99(4) Reg (EU) 2024/1689",
      "ceiling": "EUR 15M or 3% worldwide turnover (whichever higher)",
      "not": "not Art 99(3) EUR 35M/7%"
    },
    "enforcer": "national MSA",
    "enforcement_start": "2026-08-02",
    "grace_pre_existing_systems_to": "2026-12-02"
  },
  "cards": [
    {
      "id": "anthropic",
      "provider": "Anthropic",
      "path": "card-anthropic-marking-posture-unsigned.json",
      "sha256": "fd70766a8635d2967439bb4317eb64c1a2945076cce4384c18d85d7f5984e3f5",
      "status": "STATED_POSTURE_LOCATED"
    },
    {
      "id": "openai",
      "provider": "OpenAI",
      "path": "card-openai-marking-posture-unsigned.json",
      "sha256": "3f60b3ab0f8a00e7c1e88d906ebb48049a4412d40874ab2f8995e7d7687f147d",
      "status": "STATED_POSTURE_LOCATED"
    },
    {
      "id": "google",
      "provider": "Google",
      "path": "card-google-marking-posture-unsigned.json",
      "sha256": "fc0abcf70fcdde502b19d40408f66b5bd7d7bf636f39fc36ef7ec685d49a4bd7",
      "status": "STATED_POSTURE_LOCATED"
    }
  ],
  "probe_needed": [
    {
      "provider": "Meta",
      "note": "Marking posture probe-needed"
    },
    {
      "provider": "Mistral AI",
      "note": "Marking posture probe-needed"
    },
    {
      "provider": "xAI",
      "note": "Marking posture probe-needed"
    },
    {
      "provider": "Amazon",
      "note": "Marking posture probe-needed"
    },
    {
      "provider": "Microsoft",
      "note": "Marking posture probe-needed"
    },
    {
      "provider": "Cohere",
      "note": "Marking posture probe-needed"
    }
  ],
  "doctrine": {
    "language": "not detected / not located",
    "fine_band": "Art 99(4) EUR 15M/3% (not EUR 35M)"
  },
  "unmeasured_common": [
    "C2PA probe on samples",
    "text watermark detector run",
    "SynthID detector run",
    "marking survival",
    "n>=30",
    "4way",
    "keystone",
    "MEASURED",
    "Art 50 compliance determination"
  ]
}