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 0x94e8253056086201ac146dcdd56262c7161118616cebcbc462fc4d9dd32179b6. 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/8fcc0510-ab39-48cf-bf1b-47b6989c1134.json and https://artists.proofprofile.net/proofs/artist/8fcc0510-ab39-48cf-bf1b-47b6989c1134.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
If Trees Gave off Wifi They'd Be Everywhere
The World We Were Born In No Longer Exists
The World We Were Born In No Longer Exists (Penguin Prison Remix)
The World We Were Born In No Longer Exists - Penguin Prison Remix
{"copyright_id":"0x48558f6505f3ed8abb2a6aa03006112ca781a2180a60dd11c5f894bc3f6b23ad","isrc":"NL1LE2102297","name":"Have Doughnut - Shigeto Remix","registered_at":"2026-06-21T23:19:08Z","spotify_id":"12K5E5YUpBfAG89Vn1hvgd","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 0x48558f6505f3ed8abb2a6aa03006112ca781a2180a60dd11c5f894bc3f6b23ad. 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/12K5E5YUpBfAG89Vn1hvgd.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/12K5E5YUpBfAG89Vn1hvgd.
Objects With Intent (Heathered Pearls Remix)
Objects With Intent - Heathered Pearls Remix
{"copyright_id":"0x6590e8ab510f531203a10864d2fd8e6aa9201248b9bbe4868bf960a34e7a78cf","isrc":"NL1LE2102298","name":"All The Tired Ways - Philanthrope Remix","registered_at":"2026-06-24T06:04:36Z","spotify_id":"4YpocTXC09U80AeKHyhawK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6590e8ab510f531203a10864d2fd8e6aa9201248b9bbe4868bf960a34e7a78cf. 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/4YpocTXC09U80AeKHyhawK.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/4YpocTXC09U80AeKHyhawK.
Not Afraid Of Ghosts - Library Tapes Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14fd36f4d565dfe2b4a6fe321dea221d30f3a230a441226fc4b57ba7dc02767d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0bOzjDBAufZmTSwKM0dk0M.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/0bOzjDBAufZmTSwKM0dk0M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6c6a2d3872c493173ca91fe85f16612edeb0b6e7cdd43260618e69623b133f9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3dsLzKvmUadApf4IZrtdlZ.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/3dsLzKvmUadApf4IZrtdlZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25e40041574c3059f3a823c4647b62d6f81215fcdbd0cf35bd4bda1b672b0d3f. 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/3ra0QzgVweOuk1crfd3ZOt.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/3ra0QzgVweOuk1crfd3ZOt.
{"copyright_id":"0xbec9a9e2272a82ea60f5ba07dd636d174baefc5e93419ff48e0e37bcf7df7d40","isrc":"NL1LE2001130","name":"Anywhere But Here","registered_at":"2026-06-09T07:23:03Z","spotify_id":"5JMKnDCcY5AphCmSHwyKPG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbec9a9e2272a82ea60f5ba07dd636d174baefc5e93419ff48e0e37bcf7df7d40. 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/5JMKnDCcY5AphCmSHwyKPG.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/5JMKnDCcY5AphCmSHwyKPG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14fd36f4d565dfe2b4a6fe321dea221d30f3a230a441226fc4b57ba7dc02767d. 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/6SX9IXIwM4hc0qk8efxK3I.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/6SX9IXIwM4hc0qk8efxK3I.
{"copyright_id":"0x7eb810a35684f11dcb53b12e61d5803072012fb19205a5f5cae6ecd6bd70f1dd","isrc":"CH7812224888","name":"Late Night Opening at the Aquarium","registered_at":"2026-06-08T19:46:57Z","spotify_id":"2xG9UFCVG5RSj0QWBTeBUY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7eb810a35684f11dcb53b12e61d5803072012fb19205a5f5cae6ecd6bd70f1dd. 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/2xG9UFCVG5RSj0QWBTeBUY.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/2xG9UFCVG5RSj0QWBTeBUY.
{"copyright_id":"0xbec9a9e2272a82ea60f5ba07dd636d174baefc5e93419ff48e0e37bcf7df7d40","isrc":"NL1LE2001130","name":"Anywhere But Here","registered_at":"2026-06-09T07:23:03Z","spotify_id":"6026eeSVJswsYWaMCEBo4r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbec9a9e2272a82ea60f5ba07dd636d174baefc5e93419ff48e0e37bcf7df7d40. 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/6026eeSVJswsYWaMCEBo4r.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/6026eeSVJswsYWaMCEBo4r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe79ca5ddf160912d1430c81a82c8fbcc487a3bdb9d27039be99b972b65f7b807. 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/6pX6NaBpjuzOT9a3XL2HHL.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/6pX6NaBpjuzOT9a3XL2HHL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b5b37d36720af59bf5b86cc6e566000997c7dad76f84b4f1a7e6d7711f66b5. 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/7ISMXoEWHlLBCxgT7HOPRi.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/7ISMXoEWHlLBCxgT7HOPRi.