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 0xeae3e6424ef085da6e2584e035bbbc43a622038e16762b76bb29ae91d8fd9ada. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4696ca38-9102-4934-949d-29995c79c1e4.json and https://artists.proofprofile.net/proofs/artist/4696ca38-9102-4934-949d-29995c79c1e4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xc91386ff7c4ed5a600a56d90bc47cddb6cbf8c5e784cab089e98fbd94cc6a2ab","isrc":"QZW9K2387270","name":"Un Segundo a la Vez","registered_at":"2026-06-07T09:06:28Z","spotify_id":"0QoY7SlgOsillDFBLuH8hq","type":"track"}
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 0xc91386ff7c4ed5a600a56d90bc47cddb6cbf8c5e784cab089e98fbd94cc6a2ab. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0QoY7SlgOsillDFBLuH8hq.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/0QoY7SlgOsillDFBLuH8hq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fbbc4e8b48fae929f9630b493a371d1a430ae25e0e2bdca7fc0235069f7c5c7. 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/2t0TjJoxuja84Se58xAXb1.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/2t0TjJoxuja84Se58xAXb1.
{"copyright_id":"0x419db5ea6fedb4a0852b5aaf339d868e8c583be2550c178191deb865141dbede","isrc":"QZTPX2326956","name":"Una Oportunidad","registered_at":"2026-06-19T16:33:30Z","spotify_id":"6UnBvF6f9O6eRfnhyUkXCg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x419db5ea6fedb4a0852b5aaf339d868e8c583be2550c178191deb865141dbede. 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/6UnBvF6f9O6eRfnhyUkXCg.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/6UnBvF6f9O6eRfnhyUkXCg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24ac1b3fbf0462d1525b9e736545ad6b89e48b60f8ba9f7332156392b3297388. 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/1FjgAxD9Wfw2xndVz5kzZ6.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/1FjgAxD9Wfw2xndVz5kzZ6.
{"copyright_id":"0xd5faaf26295a5bdc056617542fe5e5f215cb02fdb27017468f570c405fbdf8ae","isrc":"ES64E2302275","name":"Amores de Pasatiempo","registered_at":"2026-06-11T17:01:16Z","spotify_id":"57guLm7ILyOXtuuhwf1J32","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5faaf26295a5bdc056617542fe5e5f215cb02fdb27017468f570c405fbdf8ae. 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/57guLm7ILyOXtuuhwf1J32.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/57guLm7ILyOXtuuhwf1J32.
{"copyright_id":"0x419db5ea6fedb4a0852b5aaf339d868e8c583be2550c178191deb865141dbede","isrc":"QZTPX2326956","name":"Una Oportunidad","registered_at":"2026-06-19T16:33:30Z","spotify_id":"7pYd2aqtdBQ8w7ES9XAywo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x419db5ea6fedb4a0852b5aaf339d868e8c583be2550c178191deb865141dbede. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7pYd2aqtdBQ8w7ES9XAywo.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/7pYd2aqtdBQ8w7ES9XAywo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeeeffc7227ce1b589ea8832c429d96e3e2da9529ea03ef10def38e59aa676526. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0CRs9nG84VYx1LhbPxIWXf.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/0CRs9nG84VYx1LhbPxIWXf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e56daf47dd7c430427a343919b083c6e5fe57a338a91b73ef15843a828b1f2d. 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/0mmIMVv6OpGkoifuAydfO4.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/0mmIMVv6OpGkoifuAydfO4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x412d74a26cff4d0e0b3d15fadc4515b255b1f9f43a17aa1a02413b523925b921. 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/0ngFNYp95sguOUY0RTGnSg.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/0ngFNYp95sguOUY0RTGnSg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e6cf9d4b89f16245bcb9e06f25a6ed4979df7b2d6b3062ca0a4037ab7d52024. 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/2Sa1sFtC5siFNRH5nWklPo.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/2Sa1sFtC5siFNRH5nWklPo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x369678cd372a69bb78d1268d1f61e787c7ee7f8967474718888cb74660766190. 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/6IQLl8CuOlh5EKqypX8OjC.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/6IQLl8CuOlh5EKqypX8OjC.
{"copyright_id":"0xee65d6a453db37716e322b847d5e589e4c3a1f11cf583af1f5ee020adf4c7c49","isrc":"SE6XW2205592","name":"Invierno Triste","registered_at":"2026-06-10T14:02:21Z","spotify_id":"5YQfGeYn48HeBQ1zdYWsUh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee65d6a453db37716e322b847d5e589e4c3a1f11cf583af1f5ee020adf4c7c49. 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/5YQfGeYn48HeBQ1zdYWsUh.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/5YQfGeYn48HeBQ1zdYWsUh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3323953352dda2fde42199f5f30c4aa6bdd8546050db589c653dc6fb3f34bfa0. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/35eZPgON228vbJz4JzV000.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/35eZPgON228vbJz4JzV000.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85785b9f13234e4e8ed21db1e11c762968c4ea795e3a0cfdc6cc3818d643319d. 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/0UPLP74bsL02gmKe9c8j1b.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/0UPLP74bsL02gmKe9c8j1b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c75e2d4b2bb3f61621d4824b5a92fcc7aebcfa02b6830aaeadef5aa8cbc023f. 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/36nxFFGdMqLAl9nK913JxA.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/36nxFFGdMqLAl9nK913JxA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaeaa8188c371f9544f0dbfa0b2e6b79cf7ad753209b21fb29055c1451629c0b3. 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/1STx5KJPYAsnERoQooIUd4.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/1STx5KJPYAsnERoQooIUd4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ae527a2699021a37c74432cb06e8b3d3752341ffa013293c927482b7762c1e3. 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/0J0MmBSXIcKqSLouOP8toa.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/0J0MmBSXIcKqSLouOP8toa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4c428603030c736442deb65aae743872180d00bfa3479ac29ed8a38fc7222f0. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5k1PqKtfBYCU54AhVLoNCF.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/5k1PqKtfBYCU54AhVLoNCF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d8fd4a4da15b9f40cd75f4448353466e3836906664a782b0936d506b07666d5. 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/1Ie59B2ccHW1RFVtGTTmEA.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/1Ie59B2ccHW1RFVtGTTmEA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64657835d48a739376262e6ec5079998f66ba98f5d2a5f114761d577db56df21. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:47:54Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4wCFNhIEiuJICddmyhMmHH.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/4wCFNhIEiuJICddmyhMmHH.
Entre papeles y tinta (Suena a reggae), Vol. 3
{"copyright_id":"0x702930b1ff33ff665bb5f3f6d7c002675c732ff4a7168f9795fb8bd6464f6f23","isrc":"USA2P2355796","name":"Entre papeles y tinta (Suena a reggae), Vol. 3","registered_at":"2026-06-25T22:58:00Z","spotify_id":"5IVXI7JGQxQNAKvvy2wDe5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x702930b1ff33ff665bb5f3f6d7c002675c732ff4a7168f9795fb8bd6464f6f23. 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/5IVXI7JGQxQNAKvvy2wDe5.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/5IVXI7JGQxQNAKvvy2wDe5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37518d6a011eb0870aae016a6e2652ca2da8406edeeaf82bf38eeddab0fb3bb8. 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/6hlumX6Zz8fzIyXTBSdakf.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/6hlumX6Zz8fzIyXTBSdakf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27fc685fcff9c013ccc342405d75fbcb1a733c69e46f28e8bbae66685bf7f4dd. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1wrqA6M2toDgDeRohy6ZLh.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/1wrqA6M2toDgDeRohy6ZLh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcce0ddd07a7c7e3cc6968ae67ee906e5dba0244516532f731723ec8fb58e2326. 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/62NBJYkrph7kl6WwxdP7XD.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/62NBJYkrph7kl6WwxdP7XD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f9b967b2c13298641b1b35aedc8d4ead530b5b13255da6a5548418b281ec15f. 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/6Cavpu8aoqH4dFz0bVjMrQ.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/6Cavpu8aoqH4dFz0bVjMrQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37518d6a011eb0870aae016a6e2652ca2da8406edeeaf82bf38eeddab0fb3bb8. 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/4lKbzyKwrZUQMt0EdahnHC.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/4lKbzyKwrZUQMt0EdahnHC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb042038c1047261bf68f3016d31d342fb6d9da4dbc162af9fb4cbe5eabe1877. 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/2nzhR2TtLTI6VqZAayyKHq.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/2nzhR2TtLTI6VqZAayyKHq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa42fb4e6629dc74abd1e07e9f3bb101032fda86b39a109b8ff924a11394ac6ff. 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/7e0AnC1Ey7xyoHSwGKTwEc.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/7e0AnC1Ey7xyoHSwGKTwEc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d8be5785e5ab9a406f74799930fb7b068a3d0c1b690c0f12c1cda1eb61768d2. 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/53SOBgPfs8ZC2z9UjcFCar.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/53SOBgPfs8ZC2z9UjcFCar.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca1b58a3d5b8c25b6b165ee67f6942686f5a918880fc0c6749ae7d1915ee50e3. 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/1OA5AZBsBxZDh72YNjbuyd.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/1OA5AZBsBxZDh72YNjbuyd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27fc685fcff9c013ccc342405d75fbcb1a733c69e46f28e8bbae66685bf7f4dd. 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/5AEkZfa8umVRDwMrNccAlX.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/5AEkZfa8umVRDwMrNccAlX.
{"copyright_id":"0xf067ddf6030534c8dc87a56ed59d2b3cce37e2267f450d9ca06bee3b4925ef28","isrc":"USA2P2436396","name":"me tira Fotos","registered_at":"2026-06-24T22:01:11Z","spotify_id":"0GLdsU0FIuco4W4ZTXIFHn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf067ddf6030534c8dc87a56ed59d2b3cce37e2267f450d9ca06bee3b4925ef28. 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/0GLdsU0FIuco4W4ZTXIFHn.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/0GLdsU0FIuco4W4ZTXIFHn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f3b58c0c0f8e71f72454162cdd3aaccc4ab93649d854766bdf6d729132919f. 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/5XDibzsB37YRjVKsYOB5iG.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/5XDibzsB37YRjVKsYOB5iG.
{"copyright_id":"0xeff75031f0db454c2a828ddd813eaf258aaf72f543414a5f8506fc3ecb5c51fe","isrc":"USA2P2410745","name":"Cálmate (Suena a Reggae), Vol.5","registered_at":"2026-06-11T12:04:23Z","spotify_id":"0YMwWk5JftgsVk6iCphObm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeff75031f0db454c2a828ddd813eaf258aaf72f543414a5f8506fc3ecb5c51fe. 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/0YMwWk5JftgsVk6iCphObm.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/0YMwWk5JftgsVk6iCphObm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde9056fb3e86a304b179270fb664bc90a115a4445b685b56682367d0bce6d1d0. 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/6AAyPgW8wtpWgGBPH7BRXt.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/6AAyPgW8wtpWgGBPH7BRXt.