1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282555b2463a4e92d18af0e6c590d099b614d9c54bdd58c90ae8fe6e387f241f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d176ffa0-1250-4aad-a969-a270029adaff.json and https://artists.proofprofile.net/proofs/artist/d176ffa0-1250-4aad-a969-a270029adaff.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cf8d133a9d8cfab4398039c2477b99ef492282291eda370c0b7b43a9cd91166. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0xFvOifWvadhlmEqvA2PQG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xFvOifWvadhlmEqvA2PQG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4eef912b6a9a5fa034c7291fd2c58453f4527965d3f7bedc40fec3c5cd2e2c7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/22pwPbn7ItWjVXYl981XfU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/22pwPbn7ItWjVXYl981XfU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95d67cb81feaa25bfdb0810afd7d762fe01ba3995da43a3d4a44aeb2be26f6fc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Jf9XaZIYzTMOa6zXJOAEq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Jf9XaZIYzTMOa6zXJOAEq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe62209b56df0353ea6c35a3b2d4c22cd5f238e5e47ed3f13f763b15a306dd0bc. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:52:42Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1xJLJVlAZFF4DrcVrz7uCR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1xJLJVlAZFF4DrcVrz7uCR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bc8a69f8e2d72bcda6796b9e7330eb8d783a89ddc12f6d20963bf23128e4d84. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4mikdB530UPYqn5GSXyB0K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4mikdB530UPYqn5GSXyB0K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb99b8e1f14553e0cd56b77607ab2b4dd2d22fb128175653f45172f08ba192f4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3mZ4m1fGnoQBfGoM3Iu3WO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mZ4m1fGnoQBfGoM3Iu3WO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x127c07d552b2339d70790db253c0dd237cadafeae6f00a0463aa8e1a2b90dee7. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QyASMu3Hx6g17okB0Y5Mo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QyASMu3Hx6g17okB0Y5Mo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d4e897421e1378133b4eac97459fd8979119c08bd1ce45af77549559815a92a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PURYXUkF1gPCU6M6XrPM6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PURYXUkF1gPCU6M6XrPM6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde12be779dc055f5136da79773976850b52f8ea7078c20a8ae52348c3d460e86. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5KncVe3dayXoDTzs5StdMs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KncVe3dayXoDTzs5StdMs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36f7f3689807d29c6f44f2c8e1295f907b249f1034365d5022ecd8235632dc4f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Z1GsxCDXViXyyt93TJHVH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Z1GsxCDXViXyyt93TJHVH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe54754ebef2e3606735ac65e17f657af67485f8804f3845b34ee3baf556d1f35. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/51ZUd7ObgPPgK5a3XXeGAf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51ZUd7ObgPPgK5a3XXeGAf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f1a5022420aa114750d6f3160ea513aaf950122858cca53c5a34d6e42619702. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0BIIq8rtdad7OiroZgwJDb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0BIIq8rtdad7OiroZgwJDb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09567c46c7ca29b8df71dbc11a341d4be61bd3336426ea848e6ff1b164f66b8b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4gtgb6uKbKrDDn6wilBuOF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gtgb6uKbKrDDn6wilBuOF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ebecda4c662c2594af573cb3c99e7a427cd97520f550c514fefbf240b879064. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7frI1p7XHfGjlVHFRa0YtG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7frI1p7XHfGjlVHFRa0YtG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b44726eb171a3f73aead5e4b3b481101c422f4c9c2b465483235e83993dfd58. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/75gCAPvL3H38RI4cJa0oD3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/75gCAPvL3H38RI4cJa0oD3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b26f38bfa19a6e0f939794874cb2d1f4d6116ac88f3665e47f2cd17ee053650. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5pkwSmJl8XnVVDiuNQn1Hf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5pkwSmJl8XnVVDiuNQn1Hf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3806737f3de98e69c9a2fb7d6d8489371c2f1c3582a48fcab4c1a068bcd94231. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0iKyhG5J3dSpQsUL52XTQO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iKyhG5J3dSpQsUL52XTQO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf386c10e39ce2944ad6f6aeefcfd3e1b9bc7e0ce6f27c67b5fbbfd918571571a. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6gpJzr3mFPTg0H23XWgS1B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gpJzr3mFPTg0H23XWgS1B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a9630e330d15e48f213060c76d032acf207a2b7650117cf7b6fd40ba9d1f0ec. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1UipLB7OA8VCTVrLUXdl6N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UipLB7OA8VCTVrLUXdl6N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ef752e37fa44502e39d2fc4a48db2a9679c326d99bc91dc8fc58f93e1013805. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6oezoHS1OK4e5PONnatPIu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6oezoHS1OK4e5PONnatPIu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x395d8703cb37485901c18f25b506c20244fae4d8da56d366f8d9c3c966ccd4dd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2FZnm9cVMPhtvY73M1rbJB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2FZnm9cVMPhtvY73M1rbJB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6aeba395994b68a9e81eca4c733f711dd0a7a1cf53c3e564f14c028180e2d9f. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Dv57z1vTpghS5emlgb8Rb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Dv57z1vTpghS5emlgb8Rb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ef354167cc86072e74ea29fbfbdc06d87528315a94bd10878f13487595ffce7. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0WHQCbfBk3K3KCsmJxXltN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WHQCbfBk3K3KCsmJxXltN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35f5ad5793b2a05f5879a596e06b7e2c825ef09da559a9469185da145dfac769. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ne9tEJvhU61kicl0m3ynU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ne9tEJvhU61kicl0m3ynU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ad69431ad1bb2cce668dddd618c9aa4448b433f00abecbc964a7d0ec1400162. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7b0DKBzHQkkxMdSz5RFJZ3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7b0DKBzHQkkxMdSz5RFJZ3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09161d7caffd0d5d83a2975f8a188922662fbe1156aa10b5b3b3a987186b4e1a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ctLyPz5LQVMNIksvKnYR7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ctLyPz5LQVMNIksvKnYR7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83b4a0e72d029ee83547a5554f0a862a16d8a047d3d301ef3ae0aa95b935df67. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/14gxpSn3nDEAkWzKSzV1nm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14gxpSn3nDEAkWzKSzV1nm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe4cbdc8b32758ef90ec604cd960da7de414db0e7593742a37ddfce4fff21d4b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6hkjWvvzhjy8i3O3dQmz3m.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6hkjWvvzhjy8i3O3dQmz3m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46e47ab7aff44a37146cdcbf2eeab0fefe14e2d5157d7452012c422f81065dfe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1XryVCF7OYsdwNFTWdTwTt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1XryVCF7OYsdwNFTWdTwTt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40a2f02ab9925258cb7d25c227c64907a1f34ad4bf44cca62978de9f8f819903. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ZruWxJRXbZvWg2or6TEOe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZruWxJRXbZvWg2or6TEOe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcb530b55c208d9d8df3a840a5a7e534f9e3af16a05998c39d91a35af0c52ecc. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4VNOhieuSVGstiJsm1srsM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VNOhieuSVGstiJsm1srsM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52fc4406ffd3387dcd960638cd5ce90e1e0fb4bb0adb19f3b4b5cc7ebc182b06. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/35rbMWUTZWUwbQ6RvXPeC7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35rbMWUTZWUwbQ6RvXPeC7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0cd0cfc8131108d8b72d94d96ba6f8d45909cfac09e56a0833301841e94fedd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5igmX24v9w9ywOs0QOg1qa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5igmX24v9w9ywOs0QOg1qa.
{"copyright_id":"0xc7afc35c9b6bf547f7757b68ec3d7a51f227bd55be6dbe8a7107fd7faecdf4f9","isrc":"RUA190701382","name":"Na zare","registered_at":"2026-06-22T01:30:04Z","spotify_id":"71Lrun0ywDIAySD6WzI7tL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7afc35c9b6bf547f7757b68ec3d7a51f227bd55be6dbe8a7107fd7faecdf4f9. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/71Lrun0ywDIAySD6WzI7tL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/71Lrun0ywDIAySD6WzI7tL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16d0027d24165757a0492b1ba36ca2583072b02a1a880215e246ef66af2581b2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3SBaZ2XiDmVvg7460mou4C.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3SBaZ2XiDmVvg7460mou4C.