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 0x87f5b20566040eaf6b49ce1c67038aea3bc28a4636e1e43b322b834dfdb4c68d. 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/45bfc9ed-b068-447c-9310-29110d0a528f.json and https://artists.proofprofile.net/proofs/artist/45bfc9ed-b068-447c-9310-29110d0a528f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Don't Check 4 Me (feat. Duckwrth & Saba)
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 0x515b051dd480650225f4b3953b432c2cb2533ce641667b7928083454c10d005e. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3MJhp4duKazKhnp0Of1mom.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/3MJhp4duKazKhnp0Of1mom.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x968292f9f22e3389776dceae69fbe2582e134b7530c9681d33cda97d1ff60e30. 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/2s3jEDDokwMlhrhoc5aCnI.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/2s3jEDDokwMlhrhoc5aCnI.
{"copyright_id":"0xc3acd8eb1c91540601fe15849123d4214adecb69e9f47cfedb10f24fba0d41d6","isrc":"QM24S2400352","name":"Take Your Time (feat. Ab-Soul)","registered_at":"2026-06-05T04:37:27Z","spotify_id":"12N9VEUrRcRvEOPHAYYYBk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3acd8eb1c91540601fe15849123d4214adecb69e9f47cfedb10f24fba0d41d6. 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/12N9VEUrRcRvEOPHAYYYBk.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/12N9VEUrRcRvEOPHAYYYBk.
{"copyright_id":"0x5cc73a08f2fa3b284d24a40319203b923a6e614bd4d6b17de53f91e83c97c033","isrc":"QM24S2400351","name":"U Shoulda Been There (feat. Saba)","registered_at":"2026-06-05T15:24:31Z","spotify_id":"2VFgYkEP5RbTxRzVM7i6Cz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cc73a08f2fa3b284d24a40319203b923a6e614bd4d6b17de53f91e83c97c033. 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/2VFgYkEP5RbTxRzVM7i6Cz.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/2VFgYkEP5RbTxRzVM7i6Cz.
Plata O Plomo (Remix) [feat. Bashfortheworld]
{"copyright_id":"0x9aa0e1b852efac970b253c146dc82933bf43fc4c6a0f33da420f2dcd8250bdfd","isrc":"QM24S2400350","name":"Plata O Plomo (Remix) [feat. Bashfortheworld]","registered_at":"2026-06-05T11:47:05Z","spotify_id":"3As19hYDpTwkp9Ia2yEqVF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9aa0e1b852efac970b253c146dc82933bf43fc4c6a0f33da420f2dcd8250bdfd. 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/3As19hYDpTwkp9Ia2yEqVF.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/3As19hYDpTwkp9Ia2yEqVF.
Spinnin These Blocks (feat. BJ The Chicago Kid, Maxo Kream & Paul Wall)
{"copyright_id":"0x1b3631c2fda02a37596be8b6fabcca81cc1257ec36d512e5a067b3b8e70e6d0a","isrc":"QM24S2400349","name":"Spinnin These Blocks (feat. BJ The Chicago Kid, Maxo Kream & Paul Wall)","registered_at":"2026-06-04T13:12:02Z","spotify_id":"5G8y6DhzM6YMorFC0rh8RK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b3631c2fda02a37596be8b6fabcca81cc1257ec36d512e5a067b3b8e70e6d0a. 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/5G8y6DhzM6YMorFC0rh8RK.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/5G8y6DhzM6YMorFC0rh8RK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39ec0b43ab1c25270daf4a34f930c54c2b70f12423e7422263b7345f0d2964be. 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/2hXo9A8f3hWhclFCAkJGix.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/2hXo9A8f3hWhclFCAkJGix.
Run Me Back My Bread (feat. Childish Major & Sailorr)
{"copyright_id":"0xc44702d3371aafa8e68bfae7fc8c61b4d554a3b905f8075819f491602e0cee75","isrc":"QM24S2400347","name":"Run Me Back My Bread (feat. Childish Major & Sailorr)","registered_at":"2026-06-04T08:14:42Z","spotify_id":"6ui0MLJOBIjEmenfOQ5ugI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc44702d3371aafa8e68bfae7fc8c61b4d554a3b905f8075819f491602e0cee75. 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/6ui0MLJOBIjEmenfOQ5ugI.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/6ui0MLJOBIjEmenfOQ5ugI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69d0d4f7d4104b831a6e438b08cbff887006988023516c743a39dbb76208ef1a. 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/5rv9k7djjWFq8LzsnMkINx.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/5rv9k7djjWFq8LzsnMkINx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x515b051dd480650225f4b3953b432c2cb2533ce641667b7928083454c10d005e. 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/4q2o6EShCEUFPNohiOln4d.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/4q2o6EShCEUFPNohiOln4d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00b3c8ad849859ce07f95cc80773287f42a6710b3c9695a010d9b507f460d574. 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/3IIK2PF857uUCC8rLUEkwv.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/3IIK2PF857uUCC8rLUEkwv.
All To Me (feat. Duckwrth & Farrah Fawx)
{"copyright_id":"0x9b2fea2a49f6d41c76af12a9ad806001cebce26ca32e29c06efa9e97b84d4b84","isrc":"QM24S2400344","name":"All To Me (feat. Duckwrth & Farrah Fawx)","registered_at":"2026-06-06T09:19:39Z","spotify_id":"67pb8AaJkZzgXjTSHEqo1F","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b2fea2a49f6d41c76af12a9ad806001cebce26ca32e29c06efa9e97b84d4b84. 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/67pb8AaJkZzgXjTSHEqo1F.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/67pb8AaJkZzgXjTSHEqo1F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb64296649c7e48163362bbf1d2616c5182567240174f462f6416561f9698159. 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/6S6zEbyS0FGkMcVWERd8cS.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/6S6zEbyS0FGkMcVWERd8cS.
{"copyright_id":"0xadfdacb738d28b70f3224384621269d969018646ccb2f006a3666d20bdab5990","isrc":"QM24S2400343","name":"Time (feat. Hamzaa & Childish Major)","registered_at":"2026-06-09T06:19:09Z","spotify_id":"4zs8YvAX5GZxKyEziqWvrr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadfdacb738d28b70f3224384621269d969018646ccb2f006a3666d20bdab5990. 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/4zs8YvAX5GZxKyEziqWvrr.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/4zs8YvAX5GZxKyEziqWvrr.
{"copyright_id":"0xabc5d77137ad3bd1518951cf04dece44599438953c16dd8dac8104794fe6eabc","isrc":"QM24S2400342","name":"U A Star (feat. Mereba)","registered_at":"2026-06-05T16:02:34Z","spotify_id":"1KRvtRhh9m6XfWOUCUQscH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabc5d77137ad3bd1518951cf04dece44599438953c16dd8dac8104794fe6eabc. 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/1KRvtRhh9m6XfWOUCUQscH.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/1KRvtRhh9m6XfWOUCUQscH.
He Got The Gas (feat. Jordan Ward & Rizz Capolatti)
{"copyright_id":"0xcda6e891d9b85e32932dbcf4a4c2b94d17ad2af82af44deb00104b922f825d10","isrc":"QM24S2400341","name":"He Got The Gas (feat. Jordan Ward & Rizz Capolatti)","registered_at":"2026-06-06T02:55:39Z","spotify_id":"6pbxPH9L6iXSYw4Xgq23RY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcda6e891d9b85e32932dbcf4a4c2b94d17ad2af82af44deb00104b922f825d10. 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/6pbxPH9L6iXSYw4Xgq23RY.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/6pbxPH9L6iXSYw4Xgq23RY.
Before I Leave (feat. Rizz Capolatti & Joseph Chilliams)
{"copyright_id":"0x34c981bf6065797e4f01e5c27d6d2978223112b5f57b41f3fc7b4c5b02845da0","isrc":"QM24S2400340","name":"Before I Leave (feat. Rizz Capolatti & Joseph Chilliams)","registered_at":"2026-06-08T00:57:05Z","spotify_id":"3qOzDtXdWVAVZ0DbJbtgki","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34c981bf6065797e4f01e5c27d6d2978223112b5f57b41f3fc7b4c5b02845da0. 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/3qOzDtXdWVAVZ0DbJbtgki.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/3qOzDtXdWVAVZ0DbJbtgki.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15b0169ce63474e9ac2bfa4b151e2592238e75e46fe756e10000d6641b5dc4b6. 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/2fBx9NDWSdxk7NZIzJWwqQ.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/2fBx9NDWSdxk7NZIzJWwqQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ba9e899a27d2bae92f4982db6ce76e34686532da634fd67e17b6c1f0058e797. 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/2Li5EVxVHq3yAXBIixJpvK.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/2Li5EVxVHq3yAXBIixJpvK.