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 0xe0937606b817479d9b009a4469cd227fd5d63ed888d73f8035923c0a82b2e5e4. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a1392c81-abd4-458e-bf68-cf633316dd1d.json and https://artists.proofprofile.net/proofs/artist/a1392c81-abd4-458e-bf68-cf633316dd1d.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 0x2d650a31e364e51e1e14ee0e125ad4b7896b488e891e295f7f0775382bc94c2b. 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/1eFkpIierwsgOqMUcLqweq.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/1eFkpIierwsgOqMUcLqweq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f1ea47de42cab47e042194811517887d15a00cf34485910b5ce3ee3f66cd203. 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/3rhvNga3tRF3pTidMzWAgO.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/3rhvNga3tRF3pTidMzWAgO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41501748766762373578622b4990813c86fd3c1fe87f21ace1797d73ef452b68. 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/0ZZT2IPhWsLFrOgpkgEgGD.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/0ZZT2IPhWsLFrOgpkgEgGD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e6793d5fb73b4fd79f21b8241d745673804a4f034b1e0525f2cbf5e31fbc670. 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/3qe8cuDQG7khhyu2GsoHP0.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/3qe8cuDQG7khhyu2GsoHP0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb19dca33e8d7307627bb09e209b37ad179865e603d67045f0954d22519e946fa. 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/1FdTXMqcC2L04yfv4IMhrw.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/1FdTXMqcC2L04yfv4IMhrw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81c67fb3e4fe58f31fde1ee3f0d3ea26fcf445f3e4bfd2f31527d6b7d119f252. 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/1lrtDYbhfoswioUc0hpZKO.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/1lrtDYbhfoswioUc0hpZKO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48c4709a6c4b0c798eb09b309713aa3aa4855165f5699e5424fc96e19ee390bb. 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/5q0mPZ1nvaccBEUN5j1afi.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/5q0mPZ1nvaccBEUN5j1afi.
{"copyright_id":"0xc02a4e9cda75eead88a1d8554c42f51e6836e5a94ed27a24cef34c3b6630d5f0","isrc":"FXR142200209","name":"FOND DE LA PIÈCE","registered_at":"2026-06-23T14:08:12Z","spotify_id":"5mmZEZEkpJOWqfbaAS3rTF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc02a4e9cda75eead88a1d8554c42f51e6836e5a94ed27a24cef34c3b6630d5f0. 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/5mmZEZEkpJOWqfbaAS3rTF.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/5mmZEZEkpJOWqfbaAS3rTF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4242961d4c1f0b39cd872da5b7fff552c852647e79a94bb3b339131b742a7ce3. 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/3yqgHW7cXJi7TBl4Lkty6c.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/3yqgHW7cXJi7TBl4Lkty6c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1dcd035bb3f530a661fa1639a0c60d0202250136bba0b142bad989da32588887. 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/0k6AA8ai4XytJz1wcpTOGO.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/0k6AA8ai4XytJz1wcpTOGO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81c67fb3e4fe58f31fde1ee3f0d3ea26fcf445f3e4bfd2f31527d6b7d119f252. 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/0Tr0TQ1Jca4eEXMwON5XMt.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/0Tr0TQ1Jca4eEXMwON5XMt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72eeaad36ae74dc55a4e90ad265df60777ed644850c3e38587a5da5fca8a22d5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6rRNmUtuaKz5nWOOXueUCt.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/6rRNmUtuaKz5nWOOXueUCt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7bcd02fe975881b6760b5c10c8ec0b3c124085c293b06c17513cdc7fd921d8. 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/6VPsCYBQvM9VkBPTqCjw1R.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/6VPsCYBQvM9VkBPTqCjw1R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72eeaad36ae74dc55a4e90ad265df60777ed644850c3e38587a5da5fca8a22d5. 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/3ilAdby7kowHxHdB8EUdAo.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/3ilAdby7kowHxHdB8EUdAo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b1a227fa6bc512ae5b9873daf07b74b0cb149ba4e9c469ba82426609802c4f4. 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/0M9YvUJLAQha6odnBNLycp.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/0M9YvUJLAQha6odnBNLycp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5570175e7ac67d36bef59530f20ddf00ab744d676e7a2d20dd609bb84ae14c9f. 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/1zOx9aFuRJ7NYYaIuQBaEX.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/1zOx9aFuRJ7NYYaIuQBaEX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa162148f238e1f8113e4129bd2405906224f3d9d2e233f04df719cf59f86ddc7. 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/73SWSv1crtWIGF56NmE0y7.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/73SWSv1crtWIGF56NmE0y7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9dcf4cc8e6c72ec25dc38aec35b19de0dc30a4c85be71a017f6e0111e6caffc. 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/4aCAERx3qHAED3ON6tI5gR.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/4aCAERx3qHAED3ON6tI5gR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d650a31e364e51e1e14ee0e125ad4b7896b488e891e295f7f0775382bc94c2b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1TFnz1XiLzz5kLCURVa3Br.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/1TFnz1XiLzz5kLCURVa3Br.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb97e7ad9b38a1acdd18686353c56c594d5235df9ea36e07f4da195f4eb75a09c. 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/6k9hppqOss0k5rkHILHbsx.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/6k9hppqOss0k5rkHILHbsx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f701b1450a7bae9706fa7e407169626f2d27713416ebe963ce72398e4f5d7b7. 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/4MkW6hPbB7QF58ujab6Fqt.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/4MkW6hPbB7QF58ujab6Fqt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1822f52281196a2fc459985f413942055b6bd041b09bdc4b97fff8568f4a7364. 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/7LETn5rKpRv7IT0Qrasxwv.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/7LETn5rKpRv7IT0Qrasxwv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f701b1450a7bae9706fa7e407169626f2d27713416ebe963ce72398e4f5d7b7. 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/7gLIgciyl0LiLeX7LXAACB.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/7gLIgciyl0LiLeX7LXAACB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea9a538924eeb9d0a2733a29012f4b5418de723702baf58354de99add651d8dc. 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/4DGAbZJO8glWMN02tXe4K8.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/4DGAbZJO8glWMN02tXe4K8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ed61dfca5e3cda4c6c5265280220fc4c388481b5a1f32bbcf4c8606620c37f0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7gKqP5ewSY1kRh8VoTHYP0.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/7gKqP5ewSY1kRh8VoTHYP0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x536fceffa70eaaaf5d5db1d1c72551f957686e5fa5464f64a44b95063295cda8. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2v9yH8AZfTkDN4nR9aNmF0.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/2v9yH8AZfTkDN4nR9aNmF0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c74b926ff013a244daaba88e97e66abccf0cdf2808aca58439b7c4a1f6d0a39. 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/7gdLmQprpxHGWaFJXCZJwx.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/7gdLmQprpxHGWaFJXCZJwx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0342023bae704fd31fc84984534d60316a99f6e7195c9189e5a53ef4099c4e88. 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/1paoOEAXwzUPL00CkmyTea.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/1paoOEAXwzUPL00CkmyTea.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb360c69f9a92f04e59e6f0d651d436cfcdb50ecb6881ea6fcd49e326087ab722. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3fJLRU6zO9UG2IfOaj45JY.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/3fJLRU6zO9UG2IfOaj45JY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb360c69f9a92f04e59e6f0d651d436cfcdb50ecb6881ea6fcd49e326087ab722. 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/2tqB8K4tVoRMfXGuf0mWQe.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/2tqB8K4tVoRMfXGuf0mWQe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43edfccee47e7bce2a25d8178379a788db027dd057ee3126cab561c19e218b18. 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/54AV2tQBq2OGjnMsTGBvpW.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/54AV2tQBq2OGjnMsTGBvpW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x374e9e6329c7e7fb7bc317e4a97d9a463796d6890c979d1029beb81e4efa3ebc. 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/3Lm3cpfkLRXdB38XhZVpAM.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/3Lm3cpfkLRXdB38XhZVpAM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x536fceffa70eaaaf5d5db1d1c72551f957686e5fa5464f64a44b95063295cda8. 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/5maNP9BIXMHrwi6KUGBgfQ.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/5maNP9BIXMHrwi6KUGBgfQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0b285091a9011da1b09ad46d922a4bfb3268d024a4968d5a98c01965206294b. 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/76GD83MiKV1hpESQ78c85r.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/76GD83MiKV1hpESQ78c85r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7308b3be81a4863683ba028dfcc2d0dadc28e97f445fc6c529a813fb8d709e8. 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/31LiOVawipQKmqAkWSMgI3.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/31LiOVawipQKmqAkWSMgI3.