{"slug":"agent402-tools-api-memory-log-736c45","title":"Tamper-evident history of every change to a namespace","host":"agent402.tools","method":"GET","resource":"https://agent402.tools/api/memory/log","category":"code","description":"Tamper-evident history of every change to a namespace - an append-only, hash-chained audit log the server attests to (provenance an agent can't forge for itself). ?owner=0x… reads a granted namespace.","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":927,"reported_calls_30d":5,"reported_payers_30d":2,"networks":["eip155:10","eip155:1329","eip155:137","eip155:143","eip155:42161","eip155:42220","eip155:43114","eip155:4663","eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"limit":"50"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"limit":{"description":"Max entries (1-1000, default 100)","type":"string"},"owner":{"description":"Optional 0x namespace (requires a grant)","type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"entries":{"items":{"properties":{"action":{"type":"string"},"hash":{"type":"string"},"key":{"type":"string"},"prevHash":{"type":"string"},"seq":{"type":"integer"}},"type":"object"},"type":"array"},"ns":{"type":"string"}},"required":["ns","entries"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":927,"error":null}],"description_full":"Tamper-evident history of every change to a namespace - an append-only, hash-chained audit log the server attests to (provenance an agent can't forge for itself). ?owner=0x… reads a granted namespace.","last_updated":"2026-09-21T11:10:09.618Z","schemes":["exact"]}