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 0x30024bac05d6ea3dd32a432f9c4a73dbbeb3b29b15b97f48206992a72b32875f. 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/89fcb03c-a18b-47d2-9b58-be55cdff2157.json and https://artists.proofprofile.net/proofs/artist/89fcb03c-a18b-47d2-9b58-be55cdff2157.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xc712c42ffc86afd555baf11e53635d180ee2fc324089eddd6551c69cdc35c80e","isrc":"USSM17000975","name":"Guess I'll Go Away","registered_at":"2026-06-22T08:07:18Z","spotify_id":"70sywIMYN5Ztc2vg0pBU5P","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 0xc712c42ffc86afd555baf11e53635d180ee2fc324089eddd6551c69cdc35c80e. 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/70sywIMYN5Ztc2vg0pBU5P.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/70sywIMYN5Ztc2vg0pBU5P.
{"copyright_id":"0xa33dc3e21276514775e892c39b1afa7cda836ec91d67d69e6cad8cd0e4690327","isrc":"USSM17000976","name":"Ain't That A Kindness","registered_at":"2026-06-24T15:01:12Z","spotify_id":"4oPS7mfMYLumHHGAhIsqA7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa33dc3e21276514775e892c39b1afa7cda836ec91d67d69e6cad8cd0e4690327. 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/4oPS7mfMYLumHHGAhIsqA7.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/4oPS7mfMYLumHHGAhIsqA7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17faca4c00522e59c72e8b64b11318f8a520809b9b8c6824ab35b9068693f3fc. 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/6msHQbNDeEXhQ72GfiJkrr.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/6msHQbNDeEXhQ72GfiJkrr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43863789d61c3a8b77f804f341725e8421b38ad9227a40a42d81b047106f8173. 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/5V8bqeaiDsvJh3fVAs1TjV.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/5V8bqeaiDsvJh3fVAs1TjV.
{"copyright_id":"0xf9f2ef7b2154e062e8c32847f19f1d10bf9e0c77c9ecef7123df55e0f8dd17e3","isrc":"USSM17000981","name":"Prodigal Son","registered_at":"2026-06-24T14:58:51Z","spotify_id":"0zLmmxYTfIAsONpjEycBhx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9f2ef7b2154e062e8c32847f19f1d10bf9e0c77c9ecef7123df55e0f8dd17e3. 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/0zLmmxYTfIAsONpjEycBhx.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/0zLmmxYTfIAsONpjEycBhx.
{"copyright_id":"0x71958d8c3100795cc35144bba7a311be9344bdfa9e5bbc23f010fdfeda02f875","isrc":"USSM17000983","name":"Let The Music Play","registered_at":"2026-06-27T05:22:51Z","spotify_id":"3gQ8buNhobbdldJ3MjkGwE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71958d8c3100795cc35144bba7a311be9344bdfa9e5bbc23f010fdfeda02f875. 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/3gQ8buNhobbdldJ3MjkGwE.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/3gQ8buNhobbdldJ3MjkGwE.
{"copyright_id":"0x837a7f83c64cfa63acb013fbb29921dbc96d8eeaacd213a86874ef1190a286b7","isrc":"USSM16900153","name":"Be Careful With a Fool","registered_at":"2026-06-04T08:05:02Z","spotify_id":"3YGsgJqtIWKjMjZtKLk11Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x837a7f83c64cfa63acb013fbb29921dbc96d8eeaacd213a86874ef1190a286b7. 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/3YGsgJqtIWKjMjZtKLk11Z.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/3YGsgJqtIWKjMjZtKLk11Z.
{"copyright_id":"0xc9def279344f98e9aba553447710cabcb7eb65b2a67e9b38b1cfa434b9136077","isrc":"USARL0160901","name":"Mojo Boogie","registered_at":"2026-06-25T08:06:18Z","spotify_id":"5NUAGeJi0POVVXirWLWGF6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9def279344f98e9aba553447710cabcb7eb65b2a67e9b38b1cfa434b9136077. 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/5NUAGeJi0POVVXirWLWGF6.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/5NUAGeJi0POVVXirWLWGF6.
Alligator Records 45th Anniversary Collection