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 0x1f1160256947c4009fb219a9640180dd7dac49918f549566f5a030c1057e7cd8. 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/0b7e74e5-c045-43c7-909e-0097119deec3.json and https://artists.proofprofile.net/proofs/artist/0b7e74e5-c045-43c7-909e-0097119deec3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Wicher (432Hz full aqua experience remix)
Wicher - 432Hz full aqua experience remix
Pale Tyle Ziomek Że Aż Oczy Mam Czerwone
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 0xa208b944b35d91470463f1161c6f189be822a71b31b33f748a0112593122da8d. 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/4srf3nyTraQfjgvOZktD6z.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/4srf3nyTraQfjgvOZktD6z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47b77193bb70408178cb261384c8bdf334dee715b572630ea3d7e75927db9bf1. 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/49WJ77XZwLvQf6mGOIx2hK.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/49WJ77XZwLvQf6mGOIx2hK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f324b706813e3758f14bc75742a9b09c48191367861811dfc3265e54ecbcf62. 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/7lrVnfvamcgBpDFH8uaQyZ.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/7lrVnfvamcgBpDFH8uaQyZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f324b706813e3758f14bc75742a9b09c48191367861811dfc3265e54ecbcf62. 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/1Pxn7K2eFdQFtXzeotO0Rz.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/1Pxn7K2eFdQFtXzeotO0Rz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe485b7b3b7194a5d8fc18b059c2c0b35a2a986423bd217c3fc5c09dc04e413ab. 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/6x885fnS3GZk2BJlvwLL7i.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/6x885fnS3GZk2BJlvwLL7i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4ce79b669cec6dc0e7ab88d8edd91d4dc08ce9899d1d52e50939bd25536468c. 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/0M5qh8rIsPgLDcJu2TaCpd.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/0M5qh8rIsPgLDcJu2TaCpd.
{"copyright_id":"0x87a86441d6ecf7cd3a28f66ca22f9fb06fd7de19b6d142679d65fb7fecbc3ba5","isrc":"PL89B2100088","name":"Panta Rhei","registered_at":"2026-06-26T03:21:44Z","spotify_id":"7sjivWRlWmBcjK5o43YtuP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87a86441d6ecf7cd3a28f66ca22f9fb06fd7de19b6d142679d65fb7fecbc3ba5. 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/7sjivWRlWmBcjK5o43YtuP.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/7sjivWRlWmBcjK5o43YtuP.
{"copyright_id":"0x87a86441d6ecf7cd3a28f66ca22f9fb06fd7de19b6d142679d65fb7fecbc3ba5","isrc":"PL89B2100088","name":"Panta Rhei","registered_at":"2026-06-26T03:21:44Z","spotify_id":"04v1ix8q5vmmm8SGIeOBTE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87a86441d6ecf7cd3a28f66ca22f9fb06fd7de19b6d142679d65fb7fecbc3ba5. 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/04v1ix8q5vmmm8SGIeOBTE.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/04v1ix8q5vmmm8SGIeOBTE.
{"copyright_id":"0x6fff11e68c0bd34ded38ef31ee772bb8288b7ed4e0de786fde6de57ccd14b6b9","isrc":"PLI361898250","name":"Lady Gaga","registered_at":"2026-06-04T16:02:39Z","spotify_id":"2LZ7D9aFzAonuXIQcx9Z1a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fff11e68c0bd34ded38ef31ee772bb8288b7ed4e0de786fde6de57ccd14b6b9. 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/2LZ7D9aFzAonuXIQcx9Z1a.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/2LZ7D9aFzAonuXIQcx9Z1a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfbb191f5ddecac195e2d49fc4f0589c8f26c0aacc9f565faa3a7f3a91dd73be. 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/1HgSUs8ypbjTf4P4jR9YSp.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/1HgSUs8ypbjTf4P4jR9YSp.
{"copyright_id":"0x9edd888bf0c1de75555bb6cd2fe718ee52abda975aa0be552e6f3b7b5487df76","isrc":"PLC061807106","name":"Jebany Trap","registered_at":"2026-06-05T08:37:07Z","spotify_id":"59YB3muJMcXEauypvxQShv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9edd888bf0c1de75555bb6cd2fe718ee52abda975aa0be552e6f3b7b5487df76. 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/59YB3muJMcXEauypvxQShv.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/59YB3muJMcXEauypvxQShv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaacd8fbb52762e87712a47643067ba7c8ab8db44360f4e7b6f4358422a92ab68. 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/4vqwdZdLFjBmuH52GVNXwd.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/4vqwdZdLFjBmuH52GVNXwd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcce875b666170b35107f5e30a2f81d46cefb3d78a5b6bbc7ab194bd5f2eaba79. 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/0CGhVUV6a6KTGypVSgWG3V.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/0CGhVUV6a6KTGypVSgWG3V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe187ffdc4fc8a2a671809c6612f22de3944e0a11710a2178dfed46f467e71784. 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/0bCazLW9NKvmJpNMyDObWa.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/0bCazLW9NKvmJpNMyDObWa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9c450e7312b3490dbcab955de2c6842a8b2541b558d31fce0d03f51318a1208. 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/6MJAXsj2gmWuBycF4DXSJx.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/6MJAXsj2gmWuBycF4DXSJx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa208b944b35d91470463f1161c6f189be822a71b31b33f748a0112593122da8d. 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/2TSDEQVWZaHWal69aEXrsV.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/2TSDEQVWZaHWal69aEXrsV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0c6c2658b4832efe035e93652e916d0c97771bfbc08912a152391bd1aff9bbe. 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/52Ow4n8xSjnjlRu87PGAvM.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/52Ow4n8xSjnjlRu87PGAvM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0efc0cd82809a67791db477186a27d345830fd04284fc8c30e92a3bb99c1e98. 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/6j2aUs7xkz7OO6B07a9kRv.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/6j2aUs7xkz7OO6B07a9kRv.