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 0x753effa47a51c829cad4ea8f38340303fbef67dfc04b06baabec1f6d8f3a562a. 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/59ec4980-d60f-4edf-ae49-9248af811eca.json and https://artists.proofprofile.net/proofs/artist/59ec4980-d60f-4edf-ae49-9248af811eca.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 0x6681fec6a8e4b2e0dc70c72d877524aac163145f45841e2d6c7aca43701a648c. 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/0DhIXXzZvTnnOK0WMLhhhS.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/0DhIXXzZvTnnOK0WMLhhhS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ec69d9ecf66c1972a9cdab17d3f8c558922a7cae47df0158f06584d2b51e01. 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/7LdDWjCr7rSIHOfNktB3KW.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/7LdDWjCr7rSIHOfNktB3KW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc696d1f3d685d37bfd8514972b2cdb11063d9b07eb071e1b2237d5b8d7e5686c. 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/4nCQ22BkCrnLwNlJUUneTc.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/4nCQ22BkCrnLwNlJUUneTc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99646c8ae40cf4c46134b014a9805ad700dda1d27fe22c4b78ccd41d01334bba. 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/2Xc0ucl20Cf0gOnbsxlOAU.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/2Xc0ucl20Cf0gOnbsxlOAU.
{"copyright_id":"0xa21c9b7fac6ef8852c3f44d26f42f13c0a789ef5e79ae8fdfddab4925b6a19fc","isrc":"GBX722200497","name":"Evil Eye - Extended","registered_at":"2026-06-18T12:08:58Z","spotify_id":"5I1MI8yTtnZFXTVEmgeFeD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa21c9b7fac6ef8852c3f44d26f42f13c0a789ef5e79ae8fdfddab4925b6a19fc. 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/5I1MI8yTtnZFXTVEmgeFeD.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/5I1MI8yTtnZFXTVEmgeFeD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fb04bc46f955d9d3c69877aa4f5e1894f9a27da8eb150a7c345e334bb155ebf. 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/2aWKCSGo81j35BySNzRtyu.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/2aWKCSGo81j35BySNzRtyu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x828731b71610b69760d868dbe5df9afb772190db7d553cd63ce37b14720f765c. 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/4Fvfo4QLsoF2eM2V4Vhqyd.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/4Fvfo4QLsoF2eM2V4Vhqyd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf85e2415f5ac345835b5d4bb884993307c6a545e2739bb6322edf84d92a4ebe5. 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/4Ebpa8CRiGYyMtqTciqJEi.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/4Ebpa8CRiGYyMtqTciqJEi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d913f5e90eb202d7960af89d4a78befae1a5bb52490c725a0e7cac3cfa00225. 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/57e0KAJmRHxTwg2C7JTytZ.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/57e0KAJmRHxTwg2C7JTytZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24a800d9a3a1de0037afa5101fdb2ae65910fc9b2c4d60ad48d45ac2bb4821b3. 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/3aaFa86722gnsQuD4JC003.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/3aaFa86722gnsQuD4JC003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84248bd7a237ac5c249b3fde658162e27bb1160163cd76c0160b2a7f5b130292. 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/0CNYc922Sj1VadBULzp7DA.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/0CNYc922Sj1VadBULzp7DA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8c47dd7065a7c252465c6f95391c533f2949ed579caa4d287191b9c0cfae1a3. 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/4klB4P8RCdXrO8nHb2VqKc.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/4klB4P8RCdXrO8nHb2VqKc.
{"copyright_id":"0xb9dfa642ab94078780032af054f11e054642002ae85cd2e4dc042ee9d9a8bfa4","isrc":"GBX722000521","name":"Big Dreams Empty Pockets","registered_at":"2026-06-04T15:04:19Z","spotify_id":"3vaulgUlqlHQ5ELGz5uRab","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9dfa642ab94078780032af054f11e054642002ae85cd2e4dc042ee9d9a8bfa4. 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/3vaulgUlqlHQ5ELGz5uRab.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/3vaulgUlqlHQ5ELGz5uRab.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b936c4b58d14140fed357a349ac403f30c8ee8f224e51235e9a3e2c410c2fce. 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/3wtN0Ab4lD8jbR3hfEnY4l.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/3wtN0Ab4lD8jbR3hfEnY4l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59cc16133994579d89fdda7576b1c5a3144d0ea779507c1b8a8a0d0a1844c5e6. 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/2FUJZE5tNwDyDFvfA4hYTr.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/2FUJZE5tNwDyDFvfA4hYTr.
{"copyright_id":"0x8b8cabdbd6749d8b7c16b365f05d748a8e09092261ea674d1615e999809eb7ab","isrc":"QZWFK2360221","name":"Something to Prove","registered_at":"2026-06-06T07:56:29Z","spotify_id":"12Fvpvk3rSzwhwuSmQIOU6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b8cabdbd6749d8b7c16b365f05d748a8e09092261ea674d1615e999809eb7ab. 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/12Fvpvk3rSzwhwuSmQIOU6.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/12Fvpvk3rSzwhwuSmQIOU6.
{"copyright_id":"0xd513a0e38a61b2a6bb8cf23b989860e6b1c7a64b1f679031a97cdff91dcb9d23","isrc":"DEXC82300064","name":"As You Are - A COLORS SHOW","registered_at":"2026-06-06T07:48:21Z","spotify_id":"6tDTnxaq8fHXZ63uiseNRH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd513a0e38a61b2a6bb8cf23b989860e6b1c7a64b1f679031a97cdff91dcb9d23. 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/6tDTnxaq8fHXZ63uiseNRH.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/6tDTnxaq8fHXZ63uiseNRH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe37584136e9eba8855b6642099f4f9306309472a304f87ec73d486be0e02a7dd. 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/0DZsGL1M6txb1dobjIqca5.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/0DZsGL1M6txb1dobjIqca5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc696d1f3d685d37bfd8514972b2cdb11063d9b07eb071e1b2237d5b8d7e5686c. 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/08caoZC4QT327OLth3Er1Q.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/08caoZC4QT327OLth3Er1Q.
{"copyright_id":"0x99646c8ae40cf4c46134b014a9805ad700dda1d27fe22c4b78ccd41d01334bba","isrc":"GBX722200438","name":"In The Moment","registered_at":"2026-06-06T13:09:59Z","spotify_id":"5rjCvP6tTsguUeKwoigTyV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99646c8ae40cf4c46134b014a9805ad700dda1d27fe22c4b78ccd41d01334bba. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5rjCvP6tTsguUeKwoigTyV.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/5rjCvP6tTsguUeKwoigTyV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ec69d9ecf66c1972a9cdab17d3f8c558922a7cae47df0158f06584d2b51e01. 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/3HWbWa12SRpOJnimFLLmyO.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/3HWbWa12SRpOJnimFLLmyO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32f972752880aa580fce619b6fed54739d304b3ababf0b9d2c4ce64da42297f8. 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/4FkAAesNdD4BeTAEHRdswW.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/4FkAAesNdD4BeTAEHRdswW.
{"copyright_id":"0x6ec951ac0b8d88139a846cd87eb982bef280bbe3c05403ccc575023ea6c09c76","isrc":"DEXC82100028","name":"Evil Eye - A COLORS SHOW","registered_at":"2026-06-06T14:46:05Z","spotify_id":"0X4OaqRlKPYdIFL2LZECHv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ec951ac0b8d88139a846cd87eb982bef280bbe3c05403ccc575023ea6c09c76. 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/0X4OaqRlKPYdIFL2LZECHv.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/0X4OaqRlKPYdIFL2LZECHv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec44f7ef2c302126fe7f870982aee9371b1469a3cf47536dbc053feee5decb45. 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/77uVYU9xT4xR12RaOT6jKs.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/77uVYU9xT4xR12RaOT6jKs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84248bd7a237ac5c249b3fde658162e27bb1160163cd76c0160b2a7f5b130292. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4qN77dKyFM9IptHEyi4v99.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/4qN77dKyFM9IptHEyi4v99.
{"copyright_id":"0x24a800d9a3a1de0037afa5101fdb2ae65910fc9b2c4d60ad48d45ac2bb4821b3","isrc":"GBX722000241","name":"Something U Like","registered_at":"2026-06-05T05:41:08Z","spotify_id":"2VPRdefX4WDG9OmQJRkptf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24a800d9a3a1de0037afa5101fdb2ae65910fc9b2c4d60ad48d45ac2bb4821b3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2VPRdefX4WDG9OmQJRkptf.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/2VPRdefX4WDG9OmQJRkptf.
{"copyright_id":"0xc286aa5d9fb88ec62da827bc65be0ca9fc877e3f337f521673b0746a4c9a830d","isrc":"GBKPL2010682","name":"Good Thing","registered_at":"2026-06-21T15:58:26Z","spotify_id":"3jrFNHH2sDbTpNSih1WlgT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc286aa5d9fb88ec62da827bc65be0ca9fc877e3f337f521673b0746a4c9a830d. 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/3jrFNHH2sDbTpNSih1WlgT.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/3jrFNHH2sDbTpNSih1WlgT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d25b1977a9503d2e4b8ae2f81933f9e7f4e9f998438acf49290ed39a1c48512. 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/6efGBx7ImAe7IabZmALSOG.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/6efGBx7ImAe7IabZmALSOG.
Suite Life (Familiar) [Feat. Bellah] - Bonus Track
{"copyright_id":"0x2831e9d85bfddf7d088dc0ab6536679b634a78ee2b610de7800cd198959dc547","isrc":"GBUM72306255","name":"Suite Life (Familiar) [Feat. Bellah] - Bonus Track","registered_at":"2026-06-04T13:52:51Z","spotify_id":"2X5hOPvGUp800KM7GG6tXn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2831e9d85bfddf7d088dc0ab6536679b634a78ee2b610de7800cd198959dc547. 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/2X5hOPvGUp800KM7GG6tXn.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/2X5hOPvGUp800KM7GG6tXn.