addrbookFor publishers
← The evidence ledger

Evidence row 3145651

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:305499
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
acab2a4a02fc18fdb0f8bbffbb70e14fbc3a5f895def26dcf16b21593d24ffc2
Leaf
0x7f5d9ec96cd253d7a030a67fe594a9015d15f0c010798f5bcf551e9d07eac850

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tN98im"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5f2db2bc-2be4-4f45-92a9-306e73baec5a/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkik",
  "owner_address": "0x9ca6e73bd250ce9faa6aed42adea9fcf622b618a",
  "raw": {
    "agent_id": "305499",
    "agent_uri": "https://centralcity.ai/a/tN98im",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/tN98im",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkik",
      "registrations": [
        {
          "agentId": 305499,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5f2db2bc-2be4-4f45-92a9-306e73baec5a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tN98im",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793832545,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:51:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/tN98im"
}

What the leaf hashes

{"body":"acab2a4a02fc18fdb0f8bbffbb70e14fbc3a5f895def26dcf16b21593d24ffc2","id":3145651,"kind":"listing","method":"sync.erc8004/1","observed_us":1793832673776066,"prev":null,"subject":"erc8004:5042:305499","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. 0x7f5d7a8df4a89270f82073cead7e8f5fe9c065d7ece75e3f0d436125bc7702ff
  2. 0xb2deb9a8dbd4bf10b80cb1377a9066f3514b9ec9487f138adb9fbb30a85291ac
  3. 0x08272d221ae9053c26daa2a380fe20441c570a6fdabd03f41097b4fe49735033
  4. 0xcc10ef751d92d6ea6b4b41c1f3e3b26ef2ee7f37f068d7788776b84baf9a1977
  5. 0x09e126309420d977fd34e70e7d597b7f05c1e6db2388e85124fdf41ed894c9c9
  6. 0x6aafb52a6b57a6ebbe650ed0e0e6bc911c24dd1141a7a09d25b8bc8819738166
  7. 0x2e468465bbe5ae7487dc366e1711d317f5938b38d7af86101549f26dcf833858
  8. 0xa62232ae7c010b20e9bcbd162472028a7ad31c919e8145acdd375fcaf3c1de92
  9. 0x15b169c3a137cc98b07ef3bec0355666c8294ec22e296ffff561568d811223ee
  10. 0x9a6e42af01759853e20d1eb17446a30c0a050e997bcbb979286b8639da478c7b
  11. 0x62a1b7ba10cb2380f6427ed407677641498644b101b8f047bedc53f4fcac5512
  12. 0x6930cab19f1474022af4621415decec8a86dc384456df0359b67b65b7e57717b
  13. 0x44c041327c57a45563a3e4415225269b79de5202c7b0120913ea2cfa3c7aa4bf
  14. 0x6f7bea4b64c516dc4731bf8cc6ee3afed260a9be9432b829cdeeb4795d769e16
  15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
  16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
  17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON