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Evidence row 2520880

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:156829
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8096a408e196a97897edd07ae3dc36834a056c40fceb5bdb9c2dfe483f575f89
Leaf
0x638dfcf07b812828cb15b0310d5079fb3524879303cc50eef06923ce8fc032fe

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2j8IvX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d3ae71b5-9c88-4b88-9d8d-28fc7f6daef6/.well-known/agent-card.json"
    ]
  ],
  "name": "Maandias",
  "owner_address": "0x721f3ffc82fb7d0a34d1c26ea76a9f843fcd26a4",
  "raw": {
    "agent_id": "156829",
    "agent_uri": "https://centralcity.ai/a/2j8IvX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maandias 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/2j8IvX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maandias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d3ae71b5-9c88-4b88-9d8d-28fc7f6daef6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2j8IvX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:13:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maandias 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/2j8IvX"
}

What the leaf hashes

{"body":"8096a408e196a97897edd07ae3dc36834a056c40fceb5bdb9c2dfe483f575f89","id":2520880,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679239269192,"prev":null,"subject":"erc8004:5042:156829","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. 0x638dece3997f18c877725268c26e03c44ae45bf33aee1a4d9b02bd1ecc5d3dcd
  2. 0x88b12e97202f709149801e2883313a7839ec36532f0457f33447e74361f2cf06
  3. 0xe9dc6c594fb46d1989e552606c6271c54e1bc465d398a544f0fb1b424689d7ba
  4. 0x2820bf51e97e44c6510152031ca933638cece6424d6a456bb0119b9b824605b0
  5. 0x558030f829dc316780e9827f653fa8ce07fcb9d348451c842570b3f2c1f17140
  6. 0xe257e5cddd0ac8fdf25abf2e3fa6d421693e7f016dd49bcfc4c35b79d262536d
  7. 0xda0fa86c288511f7444a1306e0be0c704412578f165113761d243a459d486e30
  8. 0x593873f5212eb0432caa0a8f07dcf303a8b469d1cb753dc2f5a3814ef9dc617a
  9. 0xcb4d40e3243cb4f32433d3dd5c20174d22f1c9a77715a42211fac51921b800c8
  10. 0x3f6de6d414151c48ce92361b7b43aa4825303798412bf823b8e2b88d26606951
  11. 0x8f769f6377ab742859f9b30634229afcd44145028fd50f6519b85c3bdc094c18
  12. 0x9e1a291abc134f2f4b03ec8cdf7eb3a9ec9b04abd42813940f072904597540f8
  13. 0x935aada10f117485a9e2b905a05d3c89c0ea4c0d9218f126f2818246c6d7a5f8
  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