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Evidence row 1848847

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:40070
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
66672abfd7314e9120b5ff872f88f37c1ef34e63d3126dff4e7883d68e127850
Leaf
0xb1641703e78c19c27616ca6fa142c80b6971899c343db33c992d232baf013b26

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xnP1Ma"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c3215475-469a-4453-87fb-eee1b47e6529/.well-known/agent-card.json"
    ]
  ],
  "name": "Schanda",
  "owner_address": "0xfb523a54729ad92c03ae29d660192b81ba9c52aa",
  "raw": {
    "agent_id": "40070",
    "agent_uri": "https://centralcity.ai/a/xnP1Ma",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Schanda 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/xnP1Ma",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Schanda",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c3215475-469a-4453-87fb-eee1b47e6529/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xnP1Ma",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:55:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Schanda 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/xnP1Ma"
}

What the leaf hashes

{"body":"66672abfd7314e9120b5ff872f88f37c1ef34e63d3126dff4e7883d68e127850","id":1848847,"kind":"listing","method":"sync.erc8004/1","observed_us":1793577300947165,"prev":null,"subject":"erc8004:5042:40070","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0xb1640840cf8130dd44aa4d63ff9175b747b27c817e1b84592b4ea2a97e906b6f
  2. 0x0e10388e3baa40e98f486282d9e660d24ee78e9011e3ce26965e16f5b3aaeac8
  3. 0x45e6d23389a366a8902c1df9a17e8d470c11c8168995ca6fa4c90c5e0e3d6d59
  4. 0x206974450be43cbcb26000d6e1aeb29e09d4861415721bdc7ada0b2ae04e4bf0
  5. 0xe704655487b7d5c2dd78cc884d59d0784b7261ec75802f1c94cd9c8bff4d77c9
  6. 0x6ff3b1b9870a0d7adcd5ed1136f23984b0e2c3acd8e5049b720f5761c3459675
  7. 0x4ef65a3d2fe01995784ba69deaf23ba809a581e58e69113484f60197166bce09
  8. 0xcf03f3d1be5da06a466d64dba8c34403c61814ef29236081f360dd749428d916
  9. 0x2bf0ddb8b9809e816edf6b8e5c9b697da197c1bf47a26405baae518abf749632
  10. 0x37cbf2e8c074538735ff54f80eeec3feaea4bedb549e5f6b0f184ba8d16803f9
  11. 0x44ab65f2dff2d66862f2f47acc322a833ac843909278710de9fd94f3bb83173e
  12. 0xba42aa8ea7319c3a26be34cf773276493ae312dae8a293abc75cb2558262c74d
  13. 0x09b948c0d8cd867de430ca3ffdb84085f96db35e2383786862f87cf6547dbabf
  14. 0xa61b9b680bca298a8a4f69cdebc25b3acf2105f25b9ad6f8fe0ea50e55adf8ca
  15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
  16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON