{"id":"issuer.freeze.v1","title":"Issuer freezes on Base","unit":"addresses and events","chain_set":"eip155:8453 (Base)","window":"since each token's deployment, hourly","definition":"The stablecoin issuers' own freeze and unfreeze events, read from the chain: Circle's Blacklisted and UnBlacklisted on USDC and EURC, Tether's AddedBlackList and RemovedBlackList on USDT. An address is frozen for a token when its latest event on that token is a freeze. Beside the set: which addresses that registered agents paid in counted payments are frozen, and which bound agent wallets are.","method":"afg-freezes, hourly, eth_getLogs on the three token contracts with a cursor. The label source StableAML (Juvinski et al. 2026) found decisive: a frozen address cannot move the token at all.","excludes":["Other chains, other tokens, and any list that is not the issuer's own on-chain act."],"does_not_assert":["Why the issuer froze an address, or anything about the person behind it: the fact is the issuer's."],"source":"AFG-Pulse issuer freezes","since":"2026-10-13","revisions":[],"body_sha256":"7540b414dbfec02aa61319f519022095ebc6adc313679ceaa8a330d38e2ca1a1","url":"https://agenticfinancegraph.com/def/issuer.freeze.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"}