{"data":{"status":"fail","items":[{"index":0,"timeZone":"America/New_York","kind":"gap","instantsUtc":[],"offsets":["-05:00","-04:00"],"shiftedForwardUtc":"2026-03-08T07:30:00Z"},{"index":1,"timeZone":"America/New_York","kind":"overlap","instantsUtc":["2026-11-01T05:30:00Z","2026-11-01T06:30:00Z"],"offsets":["-04:00","-05:00"]}],"transitions":[{"atUtc":"2026-03-08T07:00:00Z","offsetBefore":"-05:00","offsetAfter":"-04:00","kind":"spring-forward"},{"atUtc":"2026-11-01T06:00:00Z","offsetBefore":"-04:00","offsetAfter":"-05:00","kind":"fall-back"}],"witnesses":[{"ruleId":"dst-gap","detail":"2026-03-08T02:30 does not exist in America/New_York; clocks jump -05:00 to -04:00","index":0,"path":"items[0].local","expected":"a wall time that occurs","actual":"2026-03-08T02:30"},{"ruleId":"dst-overlap","detail":"2026-11-01T01:30 occurs twice in America/New_York: 2026-11-01T05:30:00Z and 2026-11-01T06:30:00Z","index":1,"path":"items[1].local"}],"versions":{"engine":"dst-check v1","zoneEngine":"Intl.DateTimeFormat formatToParts, hourCycle h23","icu":"","tzdata":"","cldr":"","intlLocale":"en-US"},"limits":["Offsets come from the runtime ICU tzdata; a stale runtime tzdata can disagree with a newer IANA release."],"deterministic":true},"_provenance":{"version":"writerslogic-provenance/1","issuer":"did:web:agents.writerslogic.com","verify":{"endpoint":"POST /api/v1/verify-provenance","did":"did:web:agents.writerslogic.com"},"manifest":{"format":"application/json","instance_id":"xmp:iid:085bbea5-6308-4569-b03e-3fe0d64c91be","claim_generator_info":[{"name":"WritersLogic x402 Agent Hub","version":"2.0.0"}],"title":"DST gap and overlap check for local times and stated offsets in an IANA zone","assertions":[{"label":"c2pa.actions.v2","data":{"actions":[{"action":"c2pa.created","when":"2026-11-06T01:30:26.050Z","softwareAgent":{"name":"writerslogic-agent-hub/dst-check","version":"2.0.0"},"digitalSourceType":"http://cv.iptc.org/newscodes/digitalsourcetype/algorithmicMedia","parameters":{"endpoint":"POST /api/v1/dst-check","inputDigest":{"alg":"sha256","hash":"aec812839ddb4d5dece1d80c167674bc69f2ad15664c0a9b31f2495f25b9d095","canonicalization":"JCS"}}}]}},{"label":"c2pa.hash.data","data":{"alg":"sha256","hash":"12ee66aec04efb32e3dcaa7383cfe4b1211f6bf580b79aa552e91a2ab92087d9","name":"jcs-canonical-json(data)"}}]},"credential":{"@context":["https://www.w3.org/ns/credentials/v2"],"id":"urn:uuid:c6c04b90-40f1-43a0-96ba-235b6ad76340","type":["VerifiableCredential","AgentOutputCredential"],"issuer":"did:web:agents.writerslogic.com","validFrom":"2026-11-06T01:30:26.050Z","credentialSubject":{"id":"urn:sha256:12ee66aec04efb32e3dcaa7383cfe4b1211f6bf580b79aa552e91a2ab92087d9","agent":"dst-check","endpoint":"POST /api/v1/dst-check","outputDigest":{"alg":"sha256","value":"12ee66aec04efb32e3dcaa7383cfe4b1211f6bf580b79aa552e91a2ab92087d9","canonicalization":"JCS"},"inputDigest":{"alg":"sha256","value":"aec812839ddb4d5dece1d80c167674bc69f2ad15664c0a9b31f2495f25b9d095","canonicalization":"JCS"},"manifestDigest":{"alg":"sha256","value":"3d0f75ecdacbbecf060a5e56bfe325332f39160481cb3095dcd71a3be2556215","canonicalization":"JCS"},"ingredients":[],"payment":{"scheme":"api-key","network":"eip155:8453","payer":"sample"}},"proof":{"type":"DataIntegrityProof","cryptosuite":"eddsa-jcs-2022","created":"2026-11-06T01:30:26.050Z","verificationMethod":"did:web:agents.writerslogic.com#key-1","proofPurpose":"assertionMethod","proofValue":"z4dbCLij21XW3wKehjcT1CrvczFb7ZHHxZgH8HVCSdk7qjPaNNv5CFTF5wKwGD6EXWuX2BCBd3MNU2wqsp1kowbjH"}},"ethSignature":{"type":"EIP-191","signer":"did:pkh:eip155:8453:0x3DBd42560cA7a7E448A2c7DfC9E785526189411f","address":"0x3DBd42560cA7a7E448A2c7DfC9E785526189411f","message":"writerslogic-provenance:fa438db59ef3bbb89082cfd11951f696bd7ce8b882fc97e242b22dd5dfb470e2","signature":"0x47197697e1f620a09ae14440193851b954219a5968c981daf95a3bebf81ca4ed2371a8972697891c30558fade7bab79408ed47195667bd103fbbe8a260d843b11b"}}}