← The evidence ledger
Evidence row 3025117
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:258659
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a9b24c0910761ffafda886c075bc37d60228f1669beb1ebc038f1da65279710e
- Leaf
- 0x8e7c13f65a719b2fdeee30cd8953e9442cc637383d4b00a027fdac1f0a7a09d7
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/YGLo7H"
],
[
"a2a",
"https://centralcity.ai/a2a/eff643d0-cd5e-4889-82c6-257a2860a134/.well-known/agent-card.json"
]
],
"name": "Maarkose",
"owner_address": "0xd9227d4da1caa82c4619fe964c311c1903228d4a",
"raw": {
"agent_id": "258659",
"agent_uri": "https://centralcity.ai/a/YGLo7H",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Maarkose 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/YGLo7H",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Maarkose",
"registrations": [
{
"agentId": 258659,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/eff643d0-cd5e-4889-82c6-257a2860a134/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/YGLo7H",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793806884,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T15:45:24Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Maarkose 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/YGLo7H"
}What the leaf hashes
{"body":"a9b24c0910761ffafda886c075bc37d60228f1669beb1ebc038f1da65279710e","id":3025117,"kind":"listing","method":"sync.erc8004/1","observed_us":1793807124395894,"prev":null,"subject":"erc8004:5042:258659","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).
- 0x8e7c4a21bdab8a776766fc86e46cae31c840ea426e985bb740dac058dae3864e
- 0x9015f8a0d11159d3fae6defb37469c7966485e13e8ecc1901652a7b90e886f5e
- 0xa9ef3b83fd8d23ef04f5bbe9061f114497a9f88c020f4ccd614ba087b0e4e7f5
- 0x3241bc1f84639e349946ed741cd93a856821c0b929eab6eb7a73392ba7530adb
- 0xabdb53c35cb2163e0c71fb4ecbb0aca8c0ffe02b386597342d4dbb603a3cb020
- 0x93b81eb62567fec8f2dbc786ea43f4fa6e82c2ca5cad79c0515da0da390b391a
- 0x7eb91e37933e8b535ee947060aa5bfa93fb9270473b4d80acad1af1d2bb1ff5e
- 0x5319a1eda03d6cc4fc43ec5b780e48ef2a0cfed1e67a947eb143304d19a1a8be
- 0xbdd87decb2f091c796b5a8fa69ffd24ac5660e51b5266314838fc3f911e0ec35
- 0xdb99c18fdc559bbcf5e8105a9020a2998c7279a47d2e586678892a0039ec0a71
- 0xe26d4baaef272c7ad8fb0280f2382512d97eef11ef11ed97d4231b791cab1660
- 0x5e78f89c3f053b5265e41fea0499dd712859397629d7bd0aa2d7e6d7daceda29
- 0xd84e0b56ee0eb916eb990380758b2244eff546befabc3190b353f069f1d3b3ea
- 0x3dc9944f5d504306845940639f1c155794c735779342a7507d33af5d2f7278a9
- 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
- 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
- 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
- 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345