{"id":"rank.survival.km.v1","title":"Time from registration to first counted payment","unit":"share of identities","chain_set":"eip155:8453 (Base)","window":"from each identity's mint to the time of measurement","definition":"The probability that an ERC-8004 identity on Base has made its first counted payment within t days of its mint, estimated with the Kaplan-Meier product-limit estimator; identities that have not paid are censored at the time of measurement.","method":"Mint time from the registry (or the dated census); first payment is the earliest counted payment. Cohorts by the minting address's total mints on Base: single (1), 2-9, 10-99, 100-999, 1000 and more. Published at 365 days, with the median days to a first payment among identities that paid.","excludes":["Identities without a mint time.","Payments excluded from the counted set (pre-registration, routing hops)."],"does_not_assert":["That an identity that has not paid is idle: it may pay from a wallet we have not bound.","Why burst-minted identities pay less often; only that they do."],"source":"AFG-Pulse investigations (own tables)","since":"2026-09-27","url":"https://agenticfinancegraph.com/def/rank.survival.km.v1","ladder":"https://agenticfinancegraph.com/ai-agent-liveness-methodology-l0-l9-ladder","license":"https://creativecommons.org/licenses/by/4.0/","attribution":"Agentic Finance Graph — https://agenticfinancegraph.com"}