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 0xf6cfb3be00d794cee2b1a8125f19acd22ad6089a7b203faba88a40ca9f1b2072. 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/4ed94253-c174-4609-af92-b045502d9e73.json and https://artists.proofprofile.net/proofs/artist/4ed94253-c174-4609-af92-b045502d9e73.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Lainaan enkä palauta, Pt.2 (feat. DJ Kridlokk)
Streiffaa (feat. DJ Kridlokk, Lommo & ExTuuttiz)
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 0x6099470b5ccb5e25db45502addf8561b2b921239d73f44dc986a9ca56200d5f8. 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/0tFsi6GVWd1lIziseXP2B5.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/0tFsi6GVWd1lIziseXP2B5.
{"copyright_id":"0x3621cbc2856476dc92bf46a0fe1e0a670d9ecb9fd1e7b27da9e4dd6c58c3afe2","isrc":"FIMRR1900025","name":"Dwayne Wayne","registered_at":"2026-06-29T09:43:40Z","spotify_id":"5KnF91Qmm78iNzUAOgOMn1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3621cbc2856476dc92bf46a0fe1e0a670d9ecb9fd1e7b27da9e4dd6c58c3afe2. 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/5KnF91Qmm78iNzUAOgOMn1.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/5KnF91Qmm78iNzUAOgOMn1.
Saattaa olla ninja (feat. Versace Henrik)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe7499d7f3defd8dad82dd2816e7453378466bf25f3767d9876e22dbb0e580e2. 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/3BQzNXPjOLkdqHkdqpEWtP.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/3BQzNXPjOLkdqHkdqpEWtP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dc455fd36c602db3d156165d879e06bf3016351c8d9217a5b246e3c5aa6f82f. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uhlkrLVK5mYPVxH1VpyJg.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/3uhlkrLVK5mYPVxH1VpyJg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83cea9ed4250237555879345c870c108769956d38c49c68c9f228797491f8b3. 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/7bQL3DYoWDThMs11LCrzq7.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/7bQL3DYoWDThMs11LCrzq7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dc455fd36c602db3d156165d879e06bf3016351c8d9217a5b246e3c5aa6f82f. 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/68k4snSplyXkXv9YegMtZS.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/68k4snSplyXkXv9YegMtZS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7a8de6a6eb4471414be002891bffb9770fbae3a939ca5f726d55bf8e9f0c1d9. 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/2cYvIhXWyxemWWRJuvVa1r.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/2cYvIhXWyxemWWRJuvVa1r.
OISIN SALEE LION KING JOS ME EI OLTAS TIIKEREITÄ (feat. Pikku Herkko)
{"copyright_id":"0x9ae161670b3eec69ca6a6add1b55bf747c1afc38f9479ff3eeb8cfebbb44f7d7","isrc":"FI8X22400019","name":"SE ON VÄÄRIN","registered_at":"2026-06-28T19:08:51Z","spotify_id":"77J3K2M7sKqbcKpR9VKVDO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ae161670b3eec69ca6a6add1b55bf747c1afc38f9479ff3eeb8cfebbb44f7d7. 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/77J3K2M7sKqbcKpR9VKVDO.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/77J3K2M7sKqbcKpR9VKVDO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12b20c5d329e1ce64b3c48785c15d2878a1c5640692064f6696df16b9fa5516a. 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/1JAaHbEnQhnlzu755Vxi4i.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/1JAaHbEnQhnlzu755Vxi4i.
{"copyright_id":"0x46ac5bc43a57889557f42531944f8afbea265256d0bb63bc548be058972b4871","isrc":"FI8X22400031","name":"Paulie Walnuts (feat. Jodarok)","registered_at":"2026-06-29T09:43:54Z","spotify_id":"4VyxHbqOHQyAy8IMg5xGer","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46ac5bc43a57889557f42531944f8afbea265256d0bb63bc548be058972b4871. 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/4VyxHbqOHQyAy8IMg5xGer.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/4VyxHbqOHQyAy8IMg5xGer.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7648ef32c2ee9ed5b898a4b6b5777411d4a9c1211f63c8e449da32cf7ea22e2. 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/6tV6nRFWezHaFBMz1uHgGN.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/6tV6nRFWezHaFBMz1uHgGN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b5d16ccb34416b3167c772279780396d431f2251c815a261e90f771dac9b6f7. 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/4Tietwei9U5x21dmYQyTBD.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/4Tietwei9U5x21dmYQyTBD.
{"copyright_id":"0x0b79f94e62d938e43b34ad9f3672207a762ca2dfb768e6b788f8d2cf08142207","isrc":"FIBAR2400416","name":"Paha maa (feat. Eevil Stöö)","registered_at":"2026-06-07T21:13:26Z","spotify_id":"3INP8EaEtUfpm6B0lESOQz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b79f94e62d938e43b34ad9f3672207a762ca2dfb768e6b788f8d2cf08142207. 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/3INP8EaEtUfpm6B0lESOQz.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/3INP8EaEtUfpm6B0lESOQz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x172b0a4fa3695a32d5f484ffd26663d8d4ed65ec3d0d15c4834a4882cbbde9eb. 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/7AeAY39wKXfdAHz566XADI.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/7AeAY39wKXfdAHz566XADI.
{"copyright_id":"0xfaf960142ea80960e8f5c4e23d2dd53f0820fb4cf76b84b91c7741577908e7d3","isrc":"FIWMA2200347","name":"Kapuloita rattaisiin (feat. Eevil Stöö)","registered_at":"2026-06-07T13:07:24Z","spotify_id":"6QUWnzF7lHhIr8QDmXPDIq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfaf960142ea80960e8f5c4e23d2dd53f0820fb4cf76b84b91c7741577908e7d3. 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/6QUWnzF7lHhIr8QDmXPDIq.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/6QUWnzF7lHhIr8QDmXPDIq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fbbe12b56d355aacbd56323823a9bb05b2a293deb4b3ce33b1e9141fffeb3a7. 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/3yqcUFws1sMvi5ZL1WdkPt.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/3yqcUFws1sMvi5ZL1WdkPt.
Vielki kentil (feat. Kalle Kinos, DJ Kridlokk & Eevil Stöö) - Remix
{"copyright_id":"0xeeae437da132518e6292934d93ac9a12c05630fbffae24333f39abbcc502c79e","isrc":"FIKLW2400027","name":"Vielki kentil (feat. Kalle Kinos, DJ Kridlokk & Eevil Stöö) - Remix","registered_at":"2026-06-09T07:05:21Z","spotify_id":"082oo5wzhL11n1kLqWt6Gy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeeae437da132518e6292934d93ac9a12c05630fbffae24333f39abbcc502c79e. 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/082oo5wzhL11n1kLqWt6Gy.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/082oo5wzhL11n1kLqWt6Gy.
{"copyright_id":"0x8d29f5bbf5ac0795038d909a8f0e092f361726e905af2aac2257c9fabb8dc93a","isrc":"FIS201800004","name":"Anna Mun Olla Rauhas - Remix","registered_at":"2026-06-29T09:40:16Z","spotify_id":"7FXWTCS5Yw1H26cR8rZVQb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d29f5bbf5ac0795038d909a8f0e092f361726e905af2aac2257c9fabb8dc93a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7FXWTCS5Yw1H26cR8rZVQb.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/7FXWTCS5Yw1H26cR8rZVQb.