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 0x7299f153b383a3155b7d09475dd511755b22bf71857d68e96f9c0fd1c361d4c9. 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/698b157f-adba-4ede-a949-b4d389baa1f8.json and https://artists.proofprofile.net/proofs/artist/698b157f-adba-4ede-a949-b4d389baa1f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x3e79814151f27daf914a5291266d29c123325dfc95a5e087169e5a2eb92a67ee. 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/3Y4s3dB8F5okNpPTG8lK3M.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/3Y4s3dB8F5okNpPTG8lK3M.
{"copyright_id":"0x21cad506e4796279e592b7c57bb6461877d29fca544edee2f9e1ee5dd66c7a76","isrc":"USWFE1590374","name":"Only Jesus","registered_at":"2026-06-05T11:22:13Z","spotify_id":"5roxGgUoId8YYqRfBgre0f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21cad506e4796279e592b7c57bb6461877d29fca544edee2f9e1ee5dd66c7a76. 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/5roxGgUoId8YYqRfBgre0f.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/5roxGgUoId8YYqRfBgre0f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73f71e1c59dd6d9facb989634fcc46076cb5cf5b7724c5d998e44053ee4458c2. 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/33ESbaX9YjfjqK5ZnT6iok.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/33ESbaX9YjfjqK5ZnT6iok.
{"copyright_id":"0x43a7c1b96f4bce996c03ee17127d37c01ddfa4485a0e2e28cbc8dd6a5613b913","isrc":"USWFE1590376","name":"I Won't Forget","registered_at":"2026-06-07T02:36:34Z","spotify_id":"0nmtrkvcsshn09m6zUjh1o","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43a7c1b96f4bce996c03ee17127d37c01ddfa4485a0e2e28cbc8dd6a5613b913. 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/0nmtrkvcsshn09m6zUjh1o.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/0nmtrkvcsshn09m6zUjh1o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7258f07bd940708a027ef394ee723702856b59703c852b291d1065bab6da5c39. 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/6brN4vVxIc43zTJbg2LKeL.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/6brN4vVxIc43zTJbg2LKeL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7284148e52b0b6a9c525927674261b6d4e2ab9a5ff07a7eb4f0e30a20ce1d9b6. 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/3lezAJcipLtnz1aFibz1G2.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/3lezAJcipLtnz1aFibz1G2.
{"copyright_id":"0xb5eef54ee8b075facdc596a688085a4df506ce4dd2800221eb0bc8cc4cd6df0a","isrc":"USWFE1590379","name":"Greater Than All Other Names","registered_at":"2026-06-07T21:24:13Z","spotify_id":"3rgcSpQBVqq4chGZVRTQVG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5eef54ee8b075facdc596a688085a4df506ce4dd2800221eb0bc8cc4cd6df0a. 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/3rgcSpQBVqq4chGZVRTQVG.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/3rgcSpQBVqq4chGZVRTQVG.
{"copyright_id":"0xaa482bee0f8545e319615642da27ce26fb1b2a509ae2c1429aa993a634dd6775","isrc":"USWFE1590380","name":"After All These Years","registered_at":"2026-06-07T14:49:28Z","spotify_id":"5JhsnhEWc4nYO9hSDnqAyD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa482bee0f8545e319615642da27ce26fb1b2a509ae2c1429aa993a634dd6775. 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/5JhsnhEWc4nYO9hSDnqAyD.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/5JhsnhEWc4nYO9hSDnqAyD.
{"copyright_id":"0x35d61dc30e85ace06a8bd1f80da2a9229a211f80e0c0aeaec3cf4622f773b851","isrc":"USWFE1590381","name":"You're Gonna Be Ok","registered_at":"2026-06-01T20:17:14Z","spotify_id":"3Ypu2L9c2iRtoysXBpoX6s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35d61dc30e85ace06a8bd1f80da2a9229a211f80e0c0aeaec3cf4622f773b851. 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/3Ypu2L9c2iRtoysXBpoX6s.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/3Ypu2L9c2iRtoysXBpoX6s.
{"copyright_id":"0xdc51ae64c997ea0f1ddc2c025f4107dceb4a226bcdb9916f5f9d5472dc6d0732","isrc":"USWFE1590382","name":"For the One","registered_at":"2026-06-02T02:11:16Z","spotify_id":"1loLc1UJLl1PmsZefe07JG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc51ae64c997ea0f1ddc2c025f4107dceb4a226bcdb9916f5f9d5472dc6d0732. 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/1loLc1UJLl1PmsZefe07JG.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/1loLc1UJLl1PmsZefe07JG.
Holy Forever (Live From Good Friday 2023)
Holy Forever - Live From Good Friday 2023
{"copyright_id":"0x1059b75345d57b1d54635f718c3ea4b8a5b5695aefb6722952bcb70e965a5731","isrc":"USUG12303124","name":"Holy Forever - Live From Good Friday 2023","registered_at":"2026-06-04T09:49:53Z","spotify_id":"3SOD2rOwadCSRKluvV36Sv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1059b75345d57b1d54635f718c3ea4b8a5b5695aefb6722952bcb70e965a5731. 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/3SOD2rOwadCSRKluvV36Sv.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/3SOD2rOwadCSRKluvV36Sv.
{"copyright_id":"0xdb0fb6974e9ff5d17a74da4c9f2123b233a9787198b98fd90fe8e6ffc349c4a7","isrc":"US25L2300406","name":"How Great Thou Art (Until That Day)","registered_at":"2026-06-05T11:04:10Z","spotify_id":"2gvPDTxttF9RbvCcwrtrWi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0fb6974e9ff5d17a74da4c9f2123b233a9787198b98fd90fe8e6ffc349c4a7. 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/2gvPDTxttF9RbvCcwrtrWi.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/2gvPDTxttF9RbvCcwrtrWi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7376573c36cc3a6401fda7c67c63ac9424e2cb141d8af39c19b6a1967796b5c. 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/4aN7gaGxcd6TAN5J0Yry1d.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/4aN7gaGxcd6TAN5J0Yry1d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02b8712944f18f547f7067638a373265121429ebde039c3e1b66f5eee9a7e670. 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/44LAGtY1IYWToAGBFc6EPp.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/44LAGtY1IYWToAGBFc6EPp.