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 0x3a81ef87693856a0e08c709ffe09166827c33094a919b4ba08191ce895cda74d. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/28bc225d-dbfe-45c9-b375-153f90886c08.json and https://artists.proofprofile.net/proofs/artist/28bc225d-dbfe-45c9-b375-153f90886c08.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Groundhog Day (feat. Cee Lo Green & DJ Craze)
Worst Case Scenario (Feat. The Money Making Jam Boys)
Take Me to Your Speakers (Instrumentals)
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 0x40df8b55d4880f064f99116b9105ef1e8b291696b58505ed4906ae7e6234d675. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5cRhGUvq85xGMPnavo7AvC.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/5cRhGUvq85xGMPnavo7AvC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40df8b55d4880f064f99116b9105ef1e8b291696b58505ed4906ae7e6234d675. 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/6POxIPGhKFMgdehG8cpufs.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/6POxIPGhKFMgdehG8cpufs.
New Blessings (Live at Sugarshack Sessions)
{"copyright_id":"0x0928e407bf5508c906adec926cfdd76f5c5821c9a1befab6b4ba7fa1434a8ae9","isrc":"USZHR2000446","name":"Minute To Midnight","registered_at":"2026-06-25T10:39:23Z","spotify_id":"71NevNBIYD1PG3qbYOTmDP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0928e407bf5508c906adec926cfdd76f5c5821c9a1befab6b4ba7fa1434a8ae9. 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/71NevNBIYD1PG3qbYOTmDP.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/71NevNBIYD1PG3qbYOTmDP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0be9d526d969c8724a1f747518f16b46f98e108069e6f4c6a43b1362bb0d7f1. 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/0gXEY1QjoW6SC9YbKY0Wcr.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/0gXEY1QjoW6SC9YbKY0Wcr.
{"copyright_id":"0x8ba90b18596df47cda5822eeae56f5c79e7df7f238850f1b012fac1f68d1536e","isrc":"USZHR2000408","name":"See You Smile","registered_at":"2026-06-21T07:57:52Z","spotify_id":"1U5QVwSmieIFDWQTfJjoya","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ba90b18596df47cda5822eeae56f5c79e7df7f238850f1b012fac1f68d1536e. 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/1U5QVwSmieIFDWQTfJjoya.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/1U5QVwSmieIFDWQTfJjoya.
{"copyright_id":"0x3127743bce1661f22b7b5cc42cf30c3d5933a10e0b6f5cef87c1575bcb3bb56e","isrc":"USZHR2000409","name":"Hard To Leave","registered_at":"2026-06-23T15:24:20Z","spotify_id":"6NyB3XJajA2rT7FHI52aui","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3127743bce1661f22b7b5cc42cf30c3d5933a10e0b6f5cef87c1575bcb3bb56e. 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/6NyB3XJajA2rT7FHI52aui.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/6NyB3XJajA2rT7FHI52aui.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66467d36bd3dfd1913803332129eb22f5da406966d13934f7fac6b70241611f7. 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/74Q9OR3gPPFRI5AhI6I3mh.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/74Q9OR3gPPFRI5AhI6I3mh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc73d08848a7634b2f6943c76525f4f062e08a9de7bd8ccb41b25e966cfe70f21. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:36:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7E2NrELGOpGv2T7ewCp999.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/7E2NrELGOpGv2T7ewCp999.
{"copyright_id":"0x5a73c284ff746218b449cc2e4bfae30f1195ff90fcb6c012c58112ee94445f9d","isrc":"USZHR2000444","name":"Lost Cause","registered_at":"2026-06-25T10:38:35Z","spotify_id":"1sHvjCx1xatAjDgRqLPgzH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a73c284ff746218b449cc2e4bfae30f1195ff90fcb6c012c58112ee94445f9d. 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/1sHvjCx1xatAjDgRqLPgzH.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/1sHvjCx1xatAjDgRqLPgzH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d75b533aa666c11665bd6205ec46fedb91ab17e5c51b515005e49d449f2ef0a. 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/0Em5oOrv2kIjqB0wfTg5gz.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/0Em5oOrv2kIjqB0wfTg5gz.
{"copyright_id":"0xe13ec46d66b2b258b8f94daaadda2c6f216f6e1bb046a7a9f3a9a014c988fc9f","isrc":"USZHR2100027","name":"Let You Tell It","registered_at":"2026-06-27T11:25:35Z","spotify_id":"5Gka7wcQz4W58Zone6mrug","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe13ec46d66b2b258b8f94daaadda2c6f216f6e1bb046a7a9f3a9a014c988fc9f. 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/5Gka7wcQz4W58Zone6mrug.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/5Gka7wcQz4W58Zone6mrug.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeed1f820946f34fbd385c23eb61eb07bb86666026f4cbaf7b0a5ef6318ad931e. 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/5CoginbwDVQDMPRsYE3Hng.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/5CoginbwDVQDMPRsYE3Hng.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa230ba500a0d15dc1f386e257601abd04aa8b03910189f45bbf98277133f25b6. 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/133PdguloFRPhoT8SctDx3.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/133PdguloFRPhoT8SctDx3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0c1f976ac2312bfc0eaae2426d7957d04a412f0c0af5f10721f559686e51669. 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/3Yy98K7vqHxFqG23G1XTTp.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/3Yy98K7vqHxFqG23G1XTTp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67fb093c0bcb813713425e0e391c74f21944199fc7a33e500c54a7e1c8e7cb82. 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/163kJwXcCkcNxQPknkjHT8.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/163kJwXcCkcNxQPknkjHT8.
Wake And Bake (feat. Krizz Kaliko, ¡MAYDAY!)
{"copyright_id":"0xc7a04016c95cf4d7449505ec65869e9c107611b18c5f81cc74dd8bbdd2ac216b","isrc":"USZHR1500172","name":"Wake And Bake (feat. Krizz Kaliko, ¡MAYDAY!)","registered_at":"2026-06-20T05:47:11Z","spotify_id":"6iJLhoYGhkUjS6EKNsVVZN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7a04016c95cf4d7449505ec65869e9c107611b18c5f81cc74dd8bbdd2ac216b. 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/6iJLhoYGhkUjS6EKNsVVZN.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/6iJLhoYGhkUjS6EKNsVVZN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a36470a7e25ce36f5a92148df1f56426d6e47419c3617d6ba579fe30030f5b4. 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/2Wselrza9azc2WTCg7cuiG.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/2Wselrza9azc2WTCg7cuiG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8687e189cee813ee98b7aea7a79f3d56e81495aae23777f08920eda0af62616. 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/1QnZO96x1GQfD3kg7R8aOc.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/1QnZO96x1GQfD3kg7R8aOc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58c5f05f3742ba5a64bfb94b15fc00af11dc864519eb3d878c645f91e4228ba4. 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/2K2uTIoR017DJ57WUJb6CM.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/2K2uTIoR017DJ57WUJb6CM.
Wake and Bake (feat. Krizz Kaliko, ¡MAYDAY!)
{"copyright_id":"0xc7a04016c95cf4d7449505ec65869e9c107611b18c5f81cc74dd8bbdd2ac216b","isrc":"USZHR1500172","name":"Wake and Bake (feat. Krizz Kaliko, ¡MAYDAY!)","registered_at":"2026-06-20T05:47:11Z","spotify_id":"0OiODimDhmSrCFdX1W7gX2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7a04016c95cf4d7449505ec65869e9c107611b18c5f81cc74dd8bbdd2ac216b. 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/0OiODimDhmSrCFdX1W7gX2.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/0OiODimDhmSrCFdX1W7gX2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c469027831bc07e82f6c936ea37257ac1e6401b064e135bdb16a91b9bec4b3b. 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/1rLR7rxNKCos7pBIiiFngZ.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/1rLR7rxNKCos7pBIiiFngZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10464736a1c008dfb5082086792f757a103c9c2b1311d400d8c5823e51374dc4. 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/4KqcA06llVdcWUjSjj3BJK.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/4KqcA06llVdcWUjSjj3BJK.
{"copyright_id":"0x18426bafc7abceee7d5654c2fe47e8785a9c3afad4357dd0ec151f674e96ae5b","isrc":"USZHR2400019","name":"I Got Time Today","registered_at":"2026-06-08T01:58:14Z","spotify_id":"6kvvgT0vaYa2yow0G7V4cj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18426bafc7abceee7d5654c2fe47e8785a9c3afad4357dd0ec151f674e96ae5b. 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/6kvvgT0vaYa2yow0G7V4cj.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/6kvvgT0vaYa2yow0G7V4cj.