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 0x712c39b90f16b358340cff50d10e5bf3844c58c1f53705e3f0c6ee2995906a85. 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/78b6d262-06f1-4b55-b145-6895939c90f8.json and https://artists.proofprofile.net/proofs/artist/78b6d262-06f1-4b55-b145-6895939c90f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Samma gamla vanliga (feat. Branco & Kamelen) [Remix]
Samma gamla vanliga (feat. Branco & Kamelen) - Remix
{"copyright_id":"0x7785f10b49bd3a52a1d2318b76b6db59753f2c83bdb2a273d26c91014c6f9ec2","isrc":"SEPQA2100088","name":"Samma gamla vanliga (feat. Branco & Kamelen) - Remix","registered_at":"2026-01-28T21:11:50Z","spotify_id":"6BrXK35IO466yYtq7iGqVh","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 0x7785f10b49bd3a52a1d2318b76b6db59753f2c83bdb2a273d26c91014c6f9ec2. 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/6BrXK35IO466yYtq7iGqVh.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/6BrXK35IO466yYtq7iGqVh.
SIDEN DAG 1 - KRS REMIX (feat. Ego, Tommy Vito & Benji)
{"copyright_id":"0x467a7b024b389157b431192ca91480b63c471d4de6ba875bcb49b31471148f34","isrc":"NOD7N2101041","name":"SIDEN DAG 1 - KRS REMIX (feat. Ego, Tommy Vito & Benji)","registered_at":"2026-06-08T13:57:32Z","spotify_id":"3DKwj2q2xLo0zPqNoMrhK4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x467a7b024b389157b431192ca91480b63c471d4de6ba875bcb49b31471148f34. 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/3DKwj2q2xLo0zPqNoMrhK4.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/3DKwj2q2xLo0zPqNoMrhK4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d9e1f31301ef2d2a45b0985891e333815ec3bba036c729c3af2432c7347269a. 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/6qnfvfy3dte9Hk5sJRLILN.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/6qnfvfy3dte9Hk5sJRLILN.
{"copyright_id":"0x19d936ab48ad10d5c757c71d216587e862ab7ead882a3512ef2d6bdecfafd686","isrc":"DKADG2200447","name":"Slowine (feat. Baloosh & Kamelen)","registered_at":"2026-06-07T08:53:52Z","spotify_id":"35U4jYEWaFlDz3c2mBBn6F","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19d936ab48ad10d5c757c71d216587e862ab7ead882a3512ef2d6bdecfafd686. 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/35U4jYEWaFlDz3c2mBBn6F.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/35U4jYEWaFlDz3c2mBBn6F.
{"copyright_id":"0xdf1dae97e920edf2583b9c79cc5a9ee0dd5d669639f4725bb932ea54a0e36732","isrc":"NOD7N2302010","name":"Damn Girl","registered_at":"2026-06-05T09:34:40Z","spotify_id":"2nUlmWTApV6PdzUUATOawa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf1dae97e920edf2583b9c79cc5a9ee0dd5d669639f4725bb932ea54a0e36732. 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/2nUlmWTApV6PdzUUATOawa.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/2nUlmWTApV6PdzUUATOawa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1478908295bb4cc7119a852aed74d648217c60a15de915a24d357d7631deaf1. 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/7Cegub2zcOv6JzBPzjPNPq.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/7Cegub2zcOv6JzBPzjPNPq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59323a112966e9c02d282c565bde73f9d405fab0d22ad26e817c520e02d816bd. 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/2IBtiCZ0Udet7xBSryrKmO.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/2IBtiCZ0Udet7xBSryrKmO.
{"copyright_id":"0x8d6c7e7acf29b0c70dd81ce78f0f8aed44d564fbd582cbbf2f45c9e129331042","isrc":"QMPKX1508053","name":"Si ingenting Gmix","registered_at":"2026-06-06T18:58:42Z","spotify_id":"1IxqVcLXRIlequm33fPhSu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d6c7e7acf29b0c70dd81ce78f0f8aed44d564fbd582cbbf2f45c9e129331042. 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/1IxqVcLXRIlequm33fPhSu.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/1IxqVcLXRIlequm33fPhSu.
{"copyright_id":"0xf605cc406575f965f8750367badd866466fc809f40ade2a784138410a9bbda1c","isrc":"QMPKX1508054","name":"Si Ingenting Rmix","registered_at":"2026-06-11T16:21:29Z","spotify_id":"26JvKlKsDDhxjslg9boHkc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf605cc406575f965f8750367badd866466fc809f40ade2a784138410a9bbda1c. 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/26JvKlKsDDhxjslg9boHkc.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/26JvKlKsDDhxjslg9boHkc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70527412adac26942d1afd93f708604f6ad3969b666703f5d535b2b25c56d2da. 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/0eM6XpKOSsDYybLfl9thLm.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/0eM6XpKOSsDYybLfl9thLm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x301684a56ec5aee74c625ece766bd607d09d945021a4cf059d870d2ae9b9570c. 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/2bdmBHzezCROMVZ6Qci8dE.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/2bdmBHzezCROMVZ6Qci8dE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21ff59663efee99f365fe8dac45a94946f7dae646d0b66fb9f458bde5e997ff8. 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/41ESuBE3XilyFCQ49gcHq3.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/41ESuBE3XilyFCQ49gcHq3.
{"copyright_id":"0xbe0fd77e421a8d54cfb81d6a085a9ca51dd25952283dd4cbadff8767772cac36","isrc":"QZANL1767431","name":"Ville Vesten","registered_at":"2026-06-08T14:00:42Z","spotify_id":"2mGeV7pRA1FTd23fIUAzj4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe0fd77e421a8d54cfb81d6a085a9ca51dd25952283dd4cbadff8767772cac36. 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/2mGeV7pRA1FTd23fIUAzj4.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/2mGeV7pRA1FTd23fIUAzj4.
{"copyright_id":"0xc3851ca2de26e4dacdbd1dbe09d50f3b3a9d85e840550e43fe3650428d7e8e8e","isrc":"QM4DW1733008","name":"Beng Beng Beng","registered_at":"2026-06-05T06:02:15Z","spotify_id":"3ZFBwoLRx3YjKVwPVPNFyY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3851ca2de26e4dacdbd1dbe09d50f3b3a9d85e840550e43fe3650428d7e8e8e. 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/3ZFBwoLRx3YjKVwPVPNFyY.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/3ZFBwoLRx3YjKVwPVPNFyY.
{"copyright_id":"0xdb4f246ed4cd6c7fc4c7cadeab7ebb4c0d309841a35b056229a5c30e19226572","isrc":"QZANL1767432","name":"Mitt Liv","registered_at":"2026-06-11T03:16:49Z","spotify_id":"71jnYkdABL6PBQ2QAKRM1D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb4f246ed4cd6c7fc4c7cadeab7ebb4c0d309841a35b056229a5c30e19226572. 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/71jnYkdABL6PBQ2QAKRM1D.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/71jnYkdABL6PBQ2QAKRM1D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x842e08d88bab41d09fddd7f44b5f7083fb950904163811dbd3fb3e1c1773c93e. 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/1HXxj5WMHagOglrCEaoQ7I.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/1HXxj5WMHagOglrCEaoQ7I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45255bcceb6980139191701dad35abffc108de517b6e3a364c5ea784d8132d7. 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/4zj9lwvZNaxXOHfewxQTiM.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/4zj9lwvZNaxXOHfewxQTiM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcbb10f74401f520a0a1e4696a958041320bb225835a10aaa5327d97dbd82c81. 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/0NiMMFqMEDg5u2lrBvYkvi.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/0NiMMFqMEDg5u2lrBvYkvi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd082191627cd9ab3c1068f311fa91d0c1e76df25148c2c6a399e0a761f5b82c. 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/5CjgjWSWUcNIUZssmzfKhI.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/5CjgjWSWUcNIUZssmzfKhI.