{"items":[{"id":"ab_611f1e58684d","ts":1793750398,"root":"bdf7e1ef11bffa1155c348ee82d28335de20cd7363fb2be609d8fcc4a7862066","leaves":[["task_receipts","f51b6f5ca5066128b30b51d96f86bbb94546381ad817099c5b49c1c1b3f04cb3"],["notary","a5f17db25cee67954f9e97bb8f485dfb88609627ee12e24726757e48f694feab"],["verdicts","594326d495f607fa5c76a78b92a488efec3dbaab5d2d8c9e385afd32f5a5b648"],["ton_anchor","6c81072db7213eb6bfb1d9565fa3386e0604801836ac9dd2cc7364395b948b0a"]],"anchors":{"eas":{"status":"attested","ts":1793750398,"chain":84532,"schema":"0x68650a6984552ce178da8983feba7f9ad453261915f4b4921f5282fc4c233e02","tx":"0x24b870687cbb3e6f0921b7936e1d229f436886efa17e3cd44651a5f5f85b627e","attestation":"0xf4b4931765d287adb78ddebdcfc5bfcea23614f56d3e6de074605387961bc480","verify":"https://base-sepolia.easscan.org/attestation/view/0xf4b4931765d287adb78ddebdcfc5bfcea23614f56d3e6de074605387961bc480","proof_bytes":66,"error":null,"proof_url":"/v1/anchors/ab_611f1e58684d/eas"},"opentimestamps":{"status":"attested","ts":1793754012,"bitcoin_blocks":[974459,974459,974459],"upgraded_now":true,"verify":"ots verify <file>.ots  (Bitcoin block 974459)","proof_bytes":4640,"error":null,"proof_url":"/v1/anchors/ab_611f1e58684d/opentimestamps"},"rekor":{"status":"attested","ts":1793758340,"log":"https://rekor.sigstore.dev","uuid":"108e9186e8c5677aea942e02bfc5a93174309eaaa4269000744b083c530f895737a2ab61d117f0cb","log_index":3685368225,"log_id":"c0d23d6ad406973f9559f3ba2d1ca01f84147d8ffc5b8445c224f98b9591801d","integrated_time":1793758340,"digest_sha256":"815805ff9b801f78bb2666ae7cc98030d04f5a6d3fbe29522ed159edd9ac0f29","tree_size":3563463978,"verify":"GET https://rekor.sigstore.dev/api/v1/log/entries/108e9186e8c5677aea942e02bfc5a93174309eaaa4269000744b083c530f895737a2ab61d117f0cb — the entry's data.hash.value equals sha256 of the 32 root bytes; `rekor-cli verify --uuid 108e9186e8c5677aea942e02bfc5a93174309eaaa4269000744b083c530f895737a2ab61d117f0cb` checks inclusion and the signed entry timestamp","proof_bytes":3980,"error":null,"proof_url":"/v1/anchors/ab_611f1e58684d/rekor"},"rfc3161":{"status":"attested","ts":1793750398,"tsa":"https://freetsa.org/tsr","gen_time":"2026-11-04T00:00:02+00:00","serial":"162944085","policy":"<ObjectIdentifier(oid=1.2.3.4.1, name=Unknown OID)>","imprint_sha256":"815805ff9b801f78bb2666ae7cc98030d04f5a6d3fbe29522ed159edd9ac0f29","verify":"openssl ts -verify -digest 815805ff9b801f78bb2666ae7cc98030d04f5a6d3fbe29522ed159edd9ac0f29 -sha256 -in <file>.tsr -CAfile cacert.pem  (imprint = sha256 of the 32 root bytes; CA: https://freetsa.org/files/cacert.pem)","proof_bytes":6192,"error":null,"proof_url":"/v1/anchors/ab_611f1e58684d/rfc3161"}}}],"how":{"root":"sha256 Merkle root (notary.py: leaf = sha256(0x00||h), node = sha256(0x01||l||r)) over sha256('<name>:<head>') per head","opentimestamps":"download the proof, `ots verify` it against the 32 root bytes; pending until a Bitcoin block includes it","rfc3161":"download the proof (.tsr), `openssl ts -verify -digest <sha256 of the root bytes> -sha256 -in proof.tsr -CAfile cacert.pem` with the TSA's CA","eas":"open the attestation on EAS scan: the `root` field equals the batch root","rekor":"the Sigstore Rekor entry (uuid in the proof) stores sha256 of the 32 root bytes and an ECDSA P-256 signature over them; `rekor-cli verify --uuid <uuid>` checks inclusion","ton":"the notary head is written to TON daily (GET /v1/notary/chain → ton_anchor)"},"principle":"forging a record would mean breaking several networks at once; our hash lives in other people's ecosystems"}