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 0xa4bf66eafe2a2591cb036334aa586313cc9f259f8921057c98826dcbbc4707fd. 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/a1b3c263-81a3-4f7f-b43d-8675e0108f58.json and https://artists.proofprofile.net/proofs/artist/a1b3c263-81a3-4f7f-b43d-8675e0108f58.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x46d7c6192e19f1f55800c523f8aef2c3de85f29abc9a02e40c9df0aedff889c6","isrc":"SE6XW2395083","name":"Se dig naken - JulleMeck Remix","registered_at":"2026-06-11T23:34:56Z","spotify_id":"7rIXqnxOEmNbsC33TNhxXp","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 0x46d7c6192e19f1f55800c523f8aef2c3de85f29abc9a02e40c9df0aedff889c6. 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/7rIXqnxOEmNbsC33TNhxXp.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/7rIXqnxOEmNbsC33TNhxXp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9af2f11422d8c509e198169c0b103e9092f445ad056366e85305889e88a06e0b. 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/4rgU46qD9OifpXziweHSYI.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/4rgU46qD9OifpXziweHSYI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x698cf6674d2f070243a5e18cf8793055b61e2ea6b24b3a4079b3de63ba8d980f. 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/5mnlyEGP3IrdL07yv5TT4R.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/5mnlyEGP3IrdL07yv5TT4R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ff2dc4f3a2e116d462949dc45a538d6c29c80e202a9cbb4705e7a62f9091766. 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/1VozMxhW4wB8Xhe29w6FTa.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/1VozMxhW4wB8Xhe29w6FTa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41b5a40d72519e86a948497c2a0b19d644895d4bf93afa16bc3b00f554f67964. 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/3Ew2VY8e2JV2441CaDbaBr.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/3Ew2VY8e2JV2441CaDbaBr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b18737f7686c6fc37ae9434eaf8a75cb6c28d47322eeb003462a3d89cb0cf49. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:52:01Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2wyZ8y2WfTiSLVeNhZW0wa.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/2wyZ8y2WfTiSLVeNhZW0wa.
{"copyright_id":"0x643a5fc0dd80e541d636f17ca1e9fb4f2289b8725bc999f6b85d3c43195bcb39","isrc":"SE5BU2436260","name":"RAGGARBIL HELA DAN","registered_at":"2026-06-28T02:49:11Z","spotify_id":"3lUcxI3oIXEh8bCLknNoUc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x643a5fc0dd80e541d636f17ca1e9fb4f2289b8725bc999f6b85d3c43195bcb39. 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/3lUcxI3oIXEh8bCLknNoUc.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/3lUcxI3oIXEh8bCLknNoUc.
{"copyright_id":"0xe810e3d4b642842ec7889dd76b46abf40bbddc270a7552d6fe0404a2fbbcec22","isrc":"SE5BU2401881","name":"Vi ska aldrig hem","registered_at":"2026-06-09T13:38:15Z","spotify_id":"5rRP5f90sxhDnexjoT6HAb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe810e3d4b642842ec7889dd76b46abf40bbddc270a7552d6fe0404a2fbbcec22. 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/5rRP5f90sxhDnexjoT6HAb.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/5rRP5f90sxhDnexjoT6HAb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12bc5df3d6c5c0910607f92418a8f3247b27de87952e24fae12c83cc2556e808. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6zLwLHdMwJ0cjaAVLSzQrG.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/6zLwLHdMwJ0cjaAVLSzQrG.
{"copyright_id":"0x65130aa6e0db936f4badf0f3165295a0229ed88ef587e4e7ac6ed8a19fb12d17","isrc":"QZES62368447","name":"RAGGA EPA","registered_at":"2026-06-28T02:56:40Z","spotify_id":"1eEzi2mZnhWpSivFAyXH9s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65130aa6e0db936f4badf0f3165295a0229ed88ef587e4e7ac6ed8a19fb12d17. 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/1eEzi2mZnhWpSivFAyXH9s.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/1eEzi2mZnhWpSivFAyXH9s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98d879b124796aad4cfbd56197fe16a53474ec97c971dbb3232ba2a7aef12807. 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/6ZmUaYVFLETCP4rcTq9RRP.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/6ZmUaYVFLETCP4rcTq9RRP.
{"copyright_id":"0x9da7adefdaddb60ee0daf44438e4fbc961c3d7288f6ece1419a0377470db1de0","isrc":"QZK6G2274801","name":"Shockwave 2023","registered_at":"2026-06-25T06:22:22Z","spotify_id":"4OfEqwwiyGLyAtApsdbb7J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9da7adefdaddb60ee0daf44438e4fbc961c3d7288f6ece1419a0377470db1de0. 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/4OfEqwwiyGLyAtApsdbb7J.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/4OfEqwwiyGLyAtApsdbb7J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9c9445d76ce861421d0c1fb73f0f00eb7cc370d08ba6fd802a826922a9f0fbf. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3aVl1ElBoHX5ELAqbsgR2O.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/3aVl1ElBoHX5ELAqbsgR2O.
{"copyright_id":"0x1bbcf3a76825e39da8fd64b6332728e9326ad8da24339643acb00cae49158b9b","isrc":"QZHN92270972","name":"Sommartjej (Bam Bam)","registered_at":"2026-06-11T01:18:23Z","spotify_id":"55yl5tCxbQNktCCrLNnzGQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bbcf3a76825e39da8fd64b6332728e9326ad8da24339643acb00cae49158b9b. 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/55yl5tCxbQNktCCrLNnzGQ.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/55yl5tCxbQNktCCrLNnzGQ.
{"copyright_id":"0xe31f346170e5e6ccbb7ce5fcd1c68e5d9405fe9643a073b48ecfb87b8de1df61","isrc":"QZHN32252381","name":"Ragga hela natten lång","registered_at":"2026-06-20T17:12:23Z","spotify_id":"7J25gtDdoUSZEncSE8TRMF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe31f346170e5e6ccbb7ce5fcd1c68e5d9405fe9643a073b48ecfb87b8de1df61. 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/7J25gtDdoUSZEncSE8TRMF.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/7J25gtDdoUSZEncSE8TRMF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dfc5c2fdb55092108acac62250f95bc7b9c8daa6f490c7fdd0301773e4ef021. 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/3fE2HPDr6upYq4xW16k8BP.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/3fE2HPDr6upYq4xW16k8BP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c8f9ebcfbd39a810535acd6d7b7c637e603a3d9c94411658c014f310c57c374. 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/62RJOw42SeLh4wdPyIJQPw.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/62RJOw42SeLh4wdPyIJQPw.
{"copyright_id":"0xa38cd5d80932b27fa14bc670b68a764b1085f178affa6db0c3db9c1148705eab","isrc":"SE5BU2282072","name":"Fylla på fjället","registered_at":"2026-06-07T17:18:01Z","spotify_id":"76HxsCN7pWnlAfPPb8Ho8H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa38cd5d80932b27fa14bc670b68a764b1085f178affa6db0c3db9c1148705eab. 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/76HxsCN7pWnlAfPPb8Ho8H.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/76HxsCN7pWnlAfPPb8Ho8H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54a0a7e571a1bcd3f97cbd29dfc841ec28cc1b4f370c89ef859df99ccb7b2257. 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/4k39uprA1TWbe3zXYWSlHd.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/4k39uprA1TWbe3zXYWSlHd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x935af1c16803d004c19b4af4fdc4abbe2253b590a280a68326949c19c19e36c9. 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/4IfaE8xNI5pBXg1tovOujM.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/4IfaE8xNI5pBXg1tovOujM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa16c58ea91b32712477f5eee66021392706567612cdd305c1b279708e02b54c7. 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/3YKCQxbY6dBQMNfvmaDbqP.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/3YKCQxbY6dBQMNfvmaDbqP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25ae0490f7ef64bc8433e8661decdbee8748718073f881285513c024bcca124f. 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/2T5VdAyl2OYbh0pc5WaCcU.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/2T5VdAyl2OYbh0pc5WaCcU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedd5994f50378ba669aaecb24cf90d3940752e300b9397e646f2223a9bc3e0b8. 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/1iWrDpqwe3MDHSMdHRmlWy.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/1iWrDpqwe3MDHSMdHRmlWy.
{"copyright_id":"0x8dc9c27253a27e96a2698f824bb2bd0c1bdef33c239d52a7ccfd6e1cc2411132","isrc":"SE5BU2505175","name":"20 SHOTS - Damp Remix","registered_at":"2026-06-04T16:29:35Z","spotify_id":"5FyyMa6N3l3J3LlHgvZTuR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dc9c27253a27e96a2698f824bb2bd0c1bdef33c239d52a7ccfd6e1cc2411132. 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/5FyyMa6N3l3J3LlHgvZTuR.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/5FyyMa6N3l3J3LlHgvZTuR.
{"copyright_id":"0x21e0daea4d324d5e25f0f7c301df993d0dc39549e7341c4cb3333a52ff06018c","isrc":"SE6SA2436862","name":"Ragga Med Dig","registered_at":"2026-06-06T06:53:04Z","spotify_id":"5PTvsiw1UFayoltVLSHU5n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21e0daea4d324d5e25f0f7c301df993d0dc39549e7341c4cb3333a52ff06018c. 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/5PTvsiw1UFayoltVLSHU5n.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/5PTvsiw1UFayoltVLSHU5n.
{"copyright_id":"0x058db0138265bc0a9cc86e0d28ac9fdfc44e02bb87c673d67edcfe778f0f1942","isrc":"SE6QE2444395","name":"BARA TA MIG","registered_at":"2026-06-11T01:20:16Z","spotify_id":"0hCsQLQ2AUjU1VfXgqfsZK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x058db0138265bc0a9cc86e0d28ac9fdfc44e02bb87c673d67edcfe778f0f1942. 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/0hCsQLQ2AUjU1VfXgqfsZK.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/0hCsQLQ2AUjU1VfXgqfsZK.
{"copyright_id":"0x3fb8b631fe2cdbe3086c3fc97cfbbed7e6f9361f4c8e939757079ba460ede67e","isrc":"SE6QE2446498","name":"DANSAR MED NÅN ANNAN","registered_at":"2026-06-22T16:26:30Z","spotify_id":"1S4121LwgZXMi99EIDhBLU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fb8b631fe2cdbe3086c3fc97cfbbed7e6f9361f4c8e939757079ba460ede67e. 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/1S4121LwgZXMi99EIDhBLU.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/1S4121LwgZXMi99EIDhBLU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1a3076f9e4219d7c297a254d3d2e1117b63c8b66061be59726826bb119c3be4. 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/10AgukgXnYLKe9bJaWhiXB.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/10AgukgXnYLKe9bJaWhiXB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ac72da5b4322076604bb663559132e43557ef26afb6856ed9d2a46b681482a8. 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/5C3WrkywWrJlFn5P8OBdeY.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/5C3WrkywWrJlFn5P8OBdeY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x061e37d0356a6b49557d2228de4f3673127139e17ffff65871638c88382428a5. 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/6eQni61evS50hbHcFYQsqZ.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/6eQni61evS50hbHcFYQsqZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb299a5a2e9af33793f078dd8f5d7d8fde6da4e79c00a34ce4b37e99c5fecf80f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/416pcz7Z8EtMv77NYWU5Bd.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/416pcz7Z8EtMv77NYWU5Bd.
{"copyright_id":"0xdec37a335dcedfee2eb1ea09d2d821ce1d7468616e78b441e5127d029740f448","isrc":"QZNWX2070273","name":"Rosa epa traktor","registered_at":"2026-06-07T23:09:41Z","spotify_id":"3TopjNWPpcCiC0kKwBMNfT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdec37a335dcedfee2eb1ea09d2d821ce1d7468616e78b441e5127d029740f448. 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/3TopjNWPpcCiC0kKwBMNfT.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/3TopjNWPpcCiC0kKwBMNfT.
{"copyright_id":"0xee2cfc34fc0468d75d1b5c16db3ceac90b48eb4e9b58a26a73e4334fb5a2f0a5","isrc":"TCAET2020355","name":"Hon tror jag har Corona","registered_at":"2026-06-08T07:29:57Z","spotify_id":"5zIj9LcdZDbc8LryR0OQQj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee2cfc34fc0468d75d1b5c16db3ceac90b48eb4e9b58a26a73e4334fb5a2f0a5. 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/5zIj9LcdZDbc8LryR0OQQj.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/5zIj9LcdZDbc8LryR0OQQj.