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 0x0355b0a61afa967be03aa5a36369d348187f199e8178bc954044653cb31d9366. 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/509339cd-0f77-4ef2-a981-ed256a9a4ec8.json and https://artists.proofprofile.net/proofs/artist/509339cd-0f77-4ef2-a981-ed256a9a4ec8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tears Will Fall (feat. Ellen Kristjánsdóttir)
My Star Is a New Song (feat. Sigga Þóra)
Drowned in Dreams (feat. Elísabet Eyþórs)
Waiting for the Rain (feat. Ellen Kristjánsdóttir)
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 0x68e737f6c29c6bb8f3c79959cf1739faf0e3fcfcb231b5dac3252441005c38e5. 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/2yJRHCTgqrcKyDATx9720m.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/2yJRHCTgqrcKyDATx9720m.
Sleepygirls (Full Album) - Continuous Mix
When They Stood, They Let Down Their Wings
{"copyright_id":"0x7e47d0b05e902da5cc6cbded6b327adea559c1f239cd07b88a6e9541bc304a02","isrc":"USDY41948933","name":"Sjötti Stormur","registered_at":"2026-06-28T19:13:59Z","spotify_id":"7JXos9RxLvzbxQ5GR4oOx9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e47d0b05e902da5cc6cbded6b327adea559c1f239cd07b88a6e9541bc304a02. 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/7JXos9RxLvzbxQ5GR4oOx9.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/7JXos9RxLvzbxQ5GR4oOx9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce60ac4bdadc17bc7b40b5b047421a913b688662570948f6af712747f5499c7f. 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/3EtQo4FSAcdBPinL7Lo5fZ.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/3EtQo4FSAcdBPinL7Lo5fZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed1dc2381fb59db7606c620d887555bb25d59377354cde8b0aca7b8b66cc8973. 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/4wIhBVaD544ddiZKA42aHH.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/4wIhBVaD544ddiZKA42aHH.
Coconut Rice - Octal Industries Reconstruction
{"copyright_id":"0xac62bbfc316cd68900118226cf2b57a7a5cb37118e894166d852a342aa4fc739","isrc":"NLEW21500016","name":"The Wild - Yagya Remix","registered_at":"2026-06-18T15:34:28Z","spotify_id":"1zqtc7KrkgoRJUHbP2JgJj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac62bbfc316cd68900118226cf2b57a7a5cb37118e894166d852a342aa4fc739. 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/1zqtc7KrkgoRJUHbP2JgJj.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/1zqtc7KrkgoRJUHbP2JgJj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8594af2001ee047e2588e0bf082c14068f117095f40d9eb59d2186dd259a7560. 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/19v7VwSvHXAIL3eIkNgl9j.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/19v7VwSvHXAIL3eIkNgl9j.
{"copyright_id":"0x940d42dfd37df935879ae697d896b83079aad78b6bc835feca7c650d2a9b158b","isrc":"USCGH1592455","name":"The North Shore","registered_at":"2026-06-10T05:44:18Z","spotify_id":"3YVVKUhSpawI2ithcarRgg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x940d42dfd37df935879ae697d896b83079aad78b6bc835feca7c650d2a9b158b. 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/3YVVKUhSpawI2ithcarRgg.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/3YVVKUhSpawI2ithcarRgg.
{"copyright_id":"0x85988cdbcd65a6ac0530092e97e109d9f5b5497c0e60cd06dcb07d73692f33ad","isrc":"FR9W11206725","name":"Expanse - Yagya Remix","registered_at":"2026-06-19T13:54:54Z","spotify_id":"15GysRMeLRfMbKkk6Xu1kG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85988cdbcd65a6ac0530092e97e109d9f5b5497c0e60cd06dcb07d73692f33ad. 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/15GysRMeLRfMbKkk6Xu1kG.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/15GysRMeLRfMbKkk6Xu1kG.