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 0xc839fe43c453ce5bb4f97c35fd102d62f9594a4cc65fc9ac95a7804c7f7439d3. 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/beabf5ee-79dc-42f0-8ff4-c42a27d58283.json and https://artists.proofprofile.net/proofs/artist/beabf5ee-79dc-42f0-8ff4-c42a27d58283.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xb3751c0fd86c80cff37f3c05ab9bc0b727b54bad7e70c53a97a23f0a140a0bf2","isrc":"TCAIF2468351","name":"This Year's Love (Guitar Version)","registered_at":"2026-06-24T10:41:31Z","spotify_id":"0VnEcv8CneCZflvxz8IftF","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 0xb3751c0fd86c80cff37f3c05ab9bc0b727b54bad7e70c53a97a23f0a140a0bf2. 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/0VnEcv8CneCZflvxz8IftF.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/0VnEcv8CneCZflvxz8IftF.
{"copyright_id":"0xad58161ab63c13bb0832f67b78833965643a6abb0b3fc0d7fe8fcd81f611e95a","isrc":"AUMEV2423627","name":"Time After Time - Acoustic","registered_at":"2026-06-20T23:29:12Z","spotify_id":"13Y8cXehAOsMPO6n2iSQhJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad58161ab63c13bb0832f67b78833965643a6abb0b3fc0d7fe8fcd81f611e95a. 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/13Y8cXehAOsMPO6n2iSQhJ.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/13Y8cXehAOsMPO6n2iSQhJ.
{"copyright_id":"0xa329ab977bca5f5c9d7cd35ad4e4531d7c26285c1db8418cd9af177f6e3a853b","isrc":"TCAHE2361328","name":"Let Somebody Go","registered_at":"2026-06-18T14:38:26Z","spotify_id":"5YUDUHNc8p6opppYOmluXo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa329ab977bca5f5c9d7cd35ad4e4531d7c26285c1db8418cd9af177f6e3a853b. 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/5YUDUHNc8p6opppYOmluXo.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/5YUDUHNc8p6opppYOmluXo.
{"copyright_id":"0x3bcc1e111a9d0fcec534a128e0fbc2a69d86682dde3d9c00aea4ca2b1706a077","isrc":"TCAHC2369191","name":"Stuck in a Moment","registered_at":"2026-06-10T16:18:02Z","spotify_id":"4UJEMuXmnOXUCSAx3xJcgu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bcc1e111a9d0fcec534a128e0fbc2a69d86682dde3d9c00aea4ca2b1706a077. 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/4UJEMuXmnOXUCSAx3xJcgu.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/4UJEMuXmnOXUCSAx3xJcgu.
{"copyright_id":"0xf068cbed61515bfef7caf8fba14537a11ca3f03ce6dcbb5006016a56df22fe91","isrc":"TCAGU2341720","name":"I Wanna Dance With Somebody","registered_at":"2026-06-04T12:15:09Z","spotify_id":"51oIXpuAbCMXnH4bTJxf9m","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf068cbed61515bfef7caf8fba14537a11ca3f03ce6dcbb5006016a56df22fe91. 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/51oIXpuAbCMXnH4bTJxf9m.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/51oIXpuAbCMXnH4bTJxf9m.
How Long Will I Love You (Acoustic Version)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20636b47a16e5361caebe9da6d09f0295df0fbb0a675248648798d8138e58025. 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/4Wd1WmlplewNPAnawWckVS.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/4Wd1WmlplewNPAnawWckVS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x895c503af8a58d0df4f74199b23cddbb98b186145622d3d8948d6c83f772c199. 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/0g2jHW2bH3GTNEQuyxN3dh.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/0g2jHW2bH3GTNEQuyxN3dh.
{"copyright_id":"0xe249d8d2cd1110ea291abc726b38e42f0e625386d72e49289e2dc822b2693cd5","isrc":"TCAGR2278602","name":"How Long Will I Love You (Acoustic Version)","registered_at":"2026-06-04T06:51:45Z","spotify_id":"6nSn3hjEeDP5JLXfxrkDrY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe249d8d2cd1110ea291abc726b38e42f0e625386d72e49289e2dc822b2693cd5. 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/6nSn3hjEeDP5JLXfxrkDrY.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/6nSn3hjEeDP5JLXfxrkDrY.
How Long Will I Love You (Nostalgia Version)
How Long Will I Love You (Piano Version)
{"copyright_id":"0x536022002afaa8104fadf2e10c0ef8fd216b14d14f445641be6b9675de27665d","isrc":"TCAGR2278619","name":"How Long Will I Love You (Piano Version)","registered_at":"2026-06-11T04:47:24Z","spotify_id":"7xIfkdyatsFusFokZhKunX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x536022002afaa8104fadf2e10c0ef8fd216b14d14f445641be6b9675de27665d. 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/7xIfkdyatsFusFokZhKunX.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/7xIfkdyatsFusFokZhKunX.
{"copyright_id":"0x684afe9cf9214e5b3c807c9bae0bd9292b39ea0b586f862412ac91663a470247","isrc":"AUMEV2297664","name":"I Ain't Worried - Acoustic","registered_at":"2026-06-04T08:55:49Z","spotify_id":"0IPVimjEYGSHFEl4H9EW8O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x684afe9cf9214e5b3c807c9bae0bd9292b39ea0b586f862412ac91663a470247. 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/0IPVimjEYGSHFEl4H9EW8O.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/0IPVimjEYGSHFEl4H9EW8O.
{"copyright_id":"0xdd5223d46197ac89cb9552c6ff4f4d4d33f2a1f8cf5e184ec7b36667d3e346e3","isrc":"AUMEV2166187","name":"Heat Waves - Acoustic","registered_at":"2026-06-04T08:56:09Z","spotify_id":"0QzY6rP7C8IWMnpEyuQmC6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd5223d46197ac89cb9552c6ff4f4d4d33f2a1f8cf5e184ec7b36667d3e346e3. 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/0QzY6rP7C8IWMnpEyuQmC6.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/0QzY6rP7C8IWMnpEyuQmC6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6842dbcff9bb8373670e3fbfca66118b4026196cf962b386ab4c9fa065d3fb8. 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/7pPl1G07gRi2qCjE3gQ2W1.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/7pPl1G07gRi2qCjE3gQ2W1.
{"copyright_id":"0xe5e0b2a2f3e4fc9b89319d596f150b1ad174b57d260c86c7afdd7df6c4e44efb","isrc":"UKTE82000011","name":"What If I Told You That I Love You","registered_at":"2026-06-04T12:42:37Z","spotify_id":"1C5RX0o5kqA28KTgN6kQXh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5e0b2a2f3e4fc9b89319d596f150b1ad174b57d260c86c7afdd7df6c4e44efb. 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/1C5RX0o5kqA28KTgN6kQXh.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/1C5RX0o5kqA28KTgN6kQXh.
{"copyright_id":"0x99134aac1c0e9f6ea9d57f52145ccbb602ba09a2de760d31ff1a43686972e20e","isrc":"UKTE81900012","name":"Beautiful People - Acoustic","registered_at":"2026-06-05T04:55:46Z","spotify_id":"4yDbV6xrB0B5iQWvCx85Xz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99134aac1c0e9f6ea9d57f52145ccbb602ba09a2de760d31ff1a43686972e20e. 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/4yDbV6xrB0B5iQWvCx85Xz.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/4yDbV6xrB0B5iQWvCx85Xz.
{"copyright_id":"0xa4ad1792be1327c5e6a601bf874dd608ef9efba56ec643cf56bdc51299388c12","isrc":"UKHAU1900011","name":"Here With Me - Acoustic","registered_at":"2026-06-04T08:21:12Z","spotify_id":"0Dc3gJMT5I1NrHsjVywWvI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4ad1792be1327c5e6a601bf874dd608ef9efba56ec643cf56bdc51299388c12. 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/0Dc3gJMT5I1NrHsjVywWvI.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/0Dc3gJMT5I1NrHsjVywWvI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x170bb3d337796fa2630383ff461a14ff6b4723dc9b6601ecf632a5c24e1e298d. 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/5id2njW9tJPe8e5ZxJZd4y.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/5id2njW9tJPe8e5ZxJZd4y.
{"copyright_id":"0x565ed98d19782cd6619b66d2878eed6c944b795bb85e9e423baf4404fa031a6f","isrc":"QZES81884935","name":"Come Out and Play","registered_at":"2026-06-11T05:56:07Z","spotify_id":"0IEAVffvaamOamwETuGbMP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x565ed98d19782cd6619b66d2878eed6c944b795bb85e9e423baf4404fa031a6f. 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/0IEAVffvaamOamwETuGbMP.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/0IEAVffvaamOamwETuGbMP.
{"copyright_id":"0x3d3c4e3b04c8ab7ba94be3163db0e4ddd2c79500a44981480e16436f78ffc3f3","isrc":"QM4DW1818290","name":"Take My Breath Away","registered_at":"2026-06-05T11:12:51Z","spotify_id":"6SJucSaeDlxJs6hPERkvqa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d3c4e3b04c8ab7ba94be3163db0e4ddd2c79500a44981480e16436f78ffc3f3. 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/6SJucSaeDlxJs6hPERkvqa.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/6SJucSaeDlxJs6hPERkvqa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b06d46254d6da47471c070f331ede9a7618f9067e1ae36462c7605e44851533. 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/4QpZPxPleDVTw7TQfp6PL1.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/4QpZPxPleDVTw7TQfp6PL1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ae3b9878cfb8db1330b38486919ec679d3335b1f5a180fea2299dc57beb26df. 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/0GFngCFYRcFbYv0LVYtMKD.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/0GFngCFYRcFbYv0LVYtMKD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75bbe5ae9645dedc36181991d8806a3b976989287b861387d7d8c3efac847874. 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/5jLRebsaWFqQpqoTCrduSL.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/5jLRebsaWFqQpqoTCrduSL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca92c2bd775ba00c6d2ae8081d52f30fb0433857bd080f866d4586798414db5c. 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/1qvH4cisYh0HSAn5QLk7a4.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/1qvH4cisYh0HSAn5QLk7a4.
{"copyright_id":"0x0663913be6c02b3907cb0ce95b0b3c4d1f4589ce928bd182fab7884aa3f8b935","isrc":"QZBRF1817053","name":"Those Were The Days","registered_at":"2026-06-04T15:57:14Z","spotify_id":"1mUdkCQj1w2l6SCpKJtu2v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0663913be6c02b3907cb0ce95b0b3c4d1f4589ce928bd182fab7884aa3f8b935. 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/1mUdkCQj1w2l6SCpKJtu2v.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/1mUdkCQj1w2l6SCpKJtu2v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x216ae294ea9251e45d371cd75b251ace1a5f19a808a27cc363c4e439b6c67241. 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/54UnAXi8oyCYvpmMp5IRdy.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/54UnAXi8oyCYvpmMp5IRdy.
{"copyright_id":"0xa4a3eadd428bb7e2e47246cd4a7fa89fa06b3a6874c3130bcdf8dbef3d2e3175","isrc":"QZBRF1817056","name":"Little Boy","registered_at":"2026-06-21T18:00:21Z","spotify_id":"3Onqyobiycmz28UENECWQE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4a3eadd428bb7e2e47246cd4a7fa89fa06b3a6874c3130bcdf8dbef3d2e3175. 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/3Onqyobiycmz28UENECWQE.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/3Onqyobiycmz28UENECWQE.
{"copyright_id":"0x014723aeb5ced31e5a71f3245714527c22fee4e85fa16706e6d4a3bb6b3a700e","isrc":"GBKQU2344265","name":"Tempest - Falden Remix","registered_at":"2026-06-20T23:25:44Z","spotify_id":"412px65jIN2xT0taybTHhN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x014723aeb5ced31e5a71f3245714527c22fee4e85fa16706e6d4a3bb6b3a700e. 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/412px65jIN2xT0taybTHhN.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/412px65jIN2xT0taybTHhN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0889a7bd50f7d9793696e960c940570b5b0fb0b6797adda2a921eba2c4af05b5. 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/6TggVhbOOrZDJrigrog2XB.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/6TggVhbOOrZDJrigrog2XB.