addrbookFor publishers
← The evidence ledger

Evidence row 2962724

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:230686
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e7068ce0d5eb07a4acf447b35b2fdf0562ad4a217362a9be1d17e93c7d54949a
Leaf
0x31ccfcfb0acfd278ecae02dd1bb74dfbe2cde44b41e80620b2ffdf76c743e79d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MUF5oP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2c7857de-3743-4a5c-9ec6-22c647af6730/.well-known/agent-card.json"
    ]
  ],
  "name": "Maampito",
  "owner_address": "0xfe15bbc6f30f5f3aa84689c14ba96ea9d3babcbb",
  "raw": {
    "agent_id": "230686",
    "agent_uri": "https://centralcity.ai/a/MUF5oP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maampito 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/MUF5oP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maampito",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2c7857de-3743-4a5c-9ec6-22c647af6730/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MUF5oP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T06:24:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maampito 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/MUF5oP"
}

What the leaf hashes

{"body":"e7068ce0d5eb07a4acf447b35b2fdf0562ad4a217362a9be1d17e93c7d54949a","id":2962724,"kind":"listing","method":"sync.erc8004/1","observed_us":1793773466087603,"prev":null,"subject":"erc8004:5042:230686","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x31ccfa252547544d649b9a560e89ec2bc4d5a4d8157f174ef5f9256f6fd1f789
  2. 0x59b49318e2e5d0189743f1ca5cf0b662cd2c0a70fe7b41b2e57dac57a5a81f25
  3. 0xb0e5633c63d99be536cf5503b4b434a6257aabcd7501be9c68e1ad2e6d12a962
  4. 0x48d10c5650c6358411fea9b101b78d533b1936fcd5309e83150ea5971e3cc87c
  5. 0x3b44cde79aa5ff8fc099d133a46a8e63bd3d070ce2b6aa9c5e9a8289d151ad24
  6. 0x309a6ac458a9e5d5c81cfbfcee60363fe2db7f53f5d0e1a81243510469e9e387
  7. 0x6c417f6f57d8c3bf65d30c5fa9c356d09542a05deb5ca1dec76acf36d7936268
  8. 0x137e1e55783486fac4a30948f714a704a267ea14dd14da298b8cb2fe7a0ca973
  9. 0x04f17611f6ed89a1321efeb3c876118b26a5047cc3d390e2aec07af418aab66c
  10. 0xc2ffdcfc201295f54b6b39fcbd51adc3f128a549b43aa964a6360b7b3b2e3bd1
  11. 0x367666229ca8c55eb2d47e4281c97839ab9ede3ae6a6aae340ca70a1fb85babf
  12. 0x64dd6eadf62b77cca833956954eaf349b97e580b9a75df11232e3122e578d7ec
  13. 0x076f99e16dfe61777cf7005ffdb5efd687adb1aad0b9cdd01306aea19abb6247
  14. 0x4655903f447e8396651ab34c7de260d0aa4d05c74caa13b43dfdc4a860d9f1ce
  15. 0xdf892b99e8b0dbbb4f87276019f2d0a4b1e54a284757cc30e642f46b46f51c25
  16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
  17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
  18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON