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 0x7c2fd487901f40f1fcaccd36e83888147ee6c71668432f4472c7a1dfaa3f3ba9. 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/725fe3a9-1e98-424d-9c77-5cb30cb5f3e7.json and https://artists.proofprofile.net/proofs/artist/725fe3a9-1e98-424d-9c77-5cb30cb5f3e7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xb829a1c02bf03b442bbbdbaf24db26ec26a672978778fe6d5cc755488041ea61","isrc":"DKAMG9200305","name":"Den Eneste I Verden","registered_at":"2026-06-06T14:25:38Z","spotify_id":"2R7rzjPWPBiwdviLYrIsWp","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 0xb829a1c02bf03b442bbbdbaf24db26ec26a672978778fe6d5cc755488041ea61. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2R7rzjPWPBiwdviLYrIsWp.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/2R7rzjPWPBiwdviLYrIsWp.
Neonsolen - 1997 Digital Remaster - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a54e6facee6cd5a0b1a93c30fa81941f285755db7e9a3b33be402e734212bd4. 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/178pZ3qC0PbyA8g6wpIMoJ.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/178pZ3qC0PbyA8g6wpIMoJ.
Den tid det tar' - 2011 Digital Remaster
Friheden station - 1995 Digital Remaster
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb58af8933e6bcb2acba3bc530c0f551d4012c8e5062d21de7dbb15e444d5503. 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/5Y3Wt9whwexE2EfP77S0QN.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/5Y3Wt9whwexE2EfP77S0QN.
Tilbage til byen - 1995 Digital Remaster
{"copyright_id":"0x399e2ac36a865b2d7e6ed708683a945c36decd18a9de755c9aebf6cc686ce1c3","isrc":"DKABA9508910","name":"Mød mig i mørket - 1995 Remaster","registered_at":"2026-06-08T00:47:57Z","spotify_id":"1XGdQpAjk16NABlgzbIDKV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x399e2ac36a865b2d7e6ed708683a945c36decd18a9de755c9aebf6cc686ce1c3. 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/1XGdQpAjk16NABlgzbIDKV.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/1XGdQpAjk16NABlgzbIDKV.
Flugten til Amerika - 1995 Digital Remaster
Kys mig før jeg bli'r cool - Live; 1995 Digital Remaster
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21904728cc2a403ee0fafdff0791f40c5a7686f88ba2b2985f9f3ed37eeb1f06. 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/2GVRhdCCKm4OSm1CYraPgn.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/2GVRhdCCKm4OSm1CYraPgn.
{"copyright_id":"0x30d34b168d7a1d8d4a755b7e8a628162f0bb960ad9cdd2eb3a801caa2017fbc0","isrc":"DKAMG9401210","name":"De Vildeste Fugle","registered_at":"2026-06-10T11:03:08Z","spotify_id":"3aXHYtdzxodegbehI3DEDC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30d34b168d7a1d8d4a755b7e8a628162f0bb960ad9cdd2eb3a801caa2017fbc0. 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/3aXHYtdzxodegbehI3DEDC.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/3aXHYtdzxodegbehI3DEDC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71783f86539e579e6fef7c7072b0c5e91f22ca0a9ef6e9fda87870e8fddfe05e. 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/6w5El7Ym3520zuW1ipmKJo.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/6w5El7Ym3520zuW1ipmKJo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe903a77a93106d31ec0c38c850304eade734ebcf57fb8339a453b01337e3f74a. 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/2Y9I2jno9BGGXRbtd0FvRn.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/2Y9I2jno9BGGXRbtd0FvRn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3d07680a547e604ef5d38498659897552aacf65c730836ecd38b44646f9c71e. 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/0oIgrOtqyJ4u0gQav5735g.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/0oIgrOtqyJ4u0gQav5735g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21904728cc2a403ee0fafdff0791f40c5a7686f88ba2b2985f9f3ed37eeb1f06. 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/4yoOe54ogSXyGXCLKlZLWH.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/4yoOe54ogSXyGXCLKlZLWH.
{"copyright_id":"0xb829a1c02bf03b442bbbdbaf24db26ec26a672978778fe6d5cc755488041ea61","isrc":"DKAMG9200305","name":"Den Eneste I Verden","registered_at":"2026-06-06T14:25:38Z","spotify_id":"7rYM5npoNKrUEQcLN2FoDe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb829a1c02bf03b442bbbdbaf24db26ec26a672978778fe6d5cc755488041ea61. 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/7rYM5npoNKrUEQcLN2FoDe.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/7rYM5npoNKrUEQcLN2FoDe.
Flugten til Amerika - 1998 Digital Remaster
Ingen kender dagen - 1997 Digital Remaster - Live
Sort søndag - 1997 Digital Remaster - Live
Vindueskigger - 1997 Digital Remaster - Live
Mød mig i mørket - 1997 Digital Remaster - Live
Ingenmandsland - 1997 Digital Remaster - Live
Sol i september - 1997 Digital Remaster - Live
Lev stærkt - 1997 Digital Remaster - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01bd9134ee79cebb1495d7059914e8bbb5bf178d15c03a564018e937c6881036. 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/0sXPqtnzbxt4tH5IagTFDJ.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/0sXPqtnzbxt4tH5IagTFDJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x387efaf1910ea05ec14a09cb2224d4436dde5564a5398a4805a50ca6b8b06a0e. 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/1H4Hk4SQ26wNYBtonvHCzG.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/1H4Hk4SQ26wNYBtonvHCzG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01bd9134ee79cebb1495d7059914e8bbb5bf178d15c03a564018e937c6881036. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4GA7dtOr3SOnZyEJrVXjYd.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/4GA7dtOr3SOnZyEJrVXjYd.