← The evidence ledger
Evidence row 3140514
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:302247
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9dc6fd135b83aced9b6d79018718b04a11dc5a86c68824066189b07f7a83357d
- Leaf
- 0x003f838c36219bfa34ac833d8a8f8e5b3f20e418cd93ca9bd1968532e64995a5
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/mKb3xh"
],
[
"a2a",
"https://centralcity.ai/a2a/d77d963f-8818-4286-bb0e-0f20c34222aa/.well-known/agent-card.json"
]
],
"name": "Mampa",
"owner_address": "0xa10e5426c90c929e510070f80e148784094fc641",
"raw": {
"agent_id": "302247",
"agent_uri": "https://centralcity.ai/a/mKb3xh",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Mampa 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/mKb3xh",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Mampa",
"registrations": [
{
"agentId": 302247,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/d77d963f-8818-4286-bb0e-0f20c34222aa/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/mKb3xh",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793830267,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T22:15:40Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Mampa 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/mKb3xh"
}What the leaf hashes
{"body":"9dc6fd135b83aced9b6d79018718b04a11dc5a86c68824066189b07f7a83357d","id":3140514,"kind":"listing","method":"sync.erc8004/1","observed_us":1793830540402607,"prev":null,"subject":"erc8004:5042:302247","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).
- 0x003f704031385e10a77f8cf319009a0daa754e5bdd2631e3e48acc186e1fb0ae
- 0x6a589afaaf700d335bfc6b8dd4c2ea7eea4067f6d36860d569b16ab5b23c6cc1
- 0xa66faf0f24ebca346e7e3357e6d1c49615b47bf6e4502b24976c070a43076e80
- 0xc5b1979fe51a9e3ebb7a351f06ffc2ff4e4483bc21736dccf0d77102b51b83c6
- 0xfc32a68e8ed89d578eaa6b7316c94720da2364af906d201c252072b25d25f597
- 0xd0395a5d704a5054ac405c95324a2765b2ba494fe964a4729ef5dc5cba035600
- 0xb4211c2ee2ba7553f631b7a49927f1cfeb098b68c795fc88fabd2a4045e098be
- 0xb4300fc9430e0728270690150b0fcb0f972c199a6209e671bedb3dad05fdb454
- 0xdbd2a81d3507822b27df2338a8c1871e1c71f3abd40fadaefc11e6b153657e2a
- 0x051ea488a08ab724e405cf31597432c1b65e30839887e7ad6b4aaa20d5fa88a2
- 0xb199a848e6c698d1bb6fa681f6141c302bdd5868c159d48d341f62cda121e3d1
- 0x5d450a66dbe8077b96fa0205cd847d48ed87811c698170327682e08916e9cba7
- 0x077044abf751548588467f863f5ce82b09c44907836a3f9f5c56cafdd3820ec5
- 0x6a3416cf73ed4756d52640940225459d148cd46e589ccdf5cf8d39dc68c403bf
- 0x25c6f3031e09eeef9fb0f5c010f6aa1605f7af5f1a8859ce4db5ae48d0598359
- 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
- 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
- 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345