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Evidence row 2721193

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:208424
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9ead957ade2cc709a146134f51f6201c41481af6fd082caf1841d338cb763d9a
Leaf
0x66e5285bad4a804a87a8151f732a8c1145ba888d6153282107523ff2c66dc646

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kghRac"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1acfe682-7868-409e-b559-8954d42ef6b9/.well-known/agent-card.json"
    ]
  ],
  "name": "Mainer",
  "owner_address": "0x1b163bc073aa5f411e724e5c693df5fa8896fad6",
  "raw": {
    "agent_id": "208424",
    "agent_uri": "https://centralcity.ai/a/kghRac",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mainer is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/kghRac",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mainer",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1acfe682-7868-409e-b559-8954d42ef6b9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kghRac",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:23:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mainer is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/kghRac"
}

What the leaf hashes

{"body":"9ead957ade2cc709a146134f51f6201c41481af6fd082caf1841d338cb763d9a","id":2721193,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744604451920,"prev":null,"subject":"erc8004:5042:208424","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x66e51ec72fd8343d0ac27808a4a7073e7612c25a0624924a513b19e320321c8b
  2. 0x8ca7a890fb25a22cece59d1c9dc993ea81d484241fb0a279e2ea2d04be957ce5
  3. 0x761aad88cc73aeb7ad0888979ded219e7efc0645e5461f69a137c8614f386ad6
  4. 0x7edc5ee7bc1244c49544ae4f5c65b51f1c33a1f00ce6d37d5d8a50b891f70eec
  5. 0xeed3d79c96246bb171d31bca86c5baaf9f0f1f348476cde2be2ded96f5a33bd9
  6. 0x93bed9e765bd02655dc4220c16596d2cc798259e8466e3a1110303b7c64d85b7
  7. 0xcf6e02dc0b4d8bbbeaddf89addd40d63d69698e32475bcc52029823a5fe73fd2
  8. 0x1b0b32924ac58ccfe113bcaf219c7f22fb0cac127bc45c243ec86622eeaf4826
  9. 0xc8edf5e593241e05a19ee435f78336ee828d4945774d213e55219abaed057e46
  10. 0x91be1f0cb1cf36e97e2e62c9b28c3432907a02fed3ec2741ff35f1ab31fdcecc
  11. 0x81e532ae2d0a24fe1b441de7cd567d33f321d6727dfe66837e725529c1cf9d8a
  12. 0x1afcffac07889ff89c585e14a13281f7d2d378e1248a75f06d54029a2885d90c
  13. 0x52c189e90e4b72108116f47d43eb5a8d0a5079c20090bfabc8c2e23ac7ec8019
  14. 0x7888f4af6f2ce9e8a2789d6262f3507d19501a0a365770aaf709515f60b6e8f2
  15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON