1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xe217849fa0118838b55861a6cef68ef6a929c8a22093b7c94a22c0d9af3149a1. 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/89f6dde1-adc5-4c8b-9671-853926964653.json and https://artists.proofprofile.net/proofs/artist/89f6dde1-adc5-4c8b-9671-853926964653.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27eee2697f3bfaa5566ee264b611f49f5adb03dc782320e17a2d8a6dee04e241. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYX2442336.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x018e9aa3b8c22113ad888a1b26d85417b0e6ccb6fe77df98ca350ab3f8228df5. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYX2442337.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5470237aa330b08a341015079f7004a5704f5916dfed465611b56fadf8d1fc5. Chain 2 (Bitcoin): anchored in block 958832 (2026-07-20T08:05:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYX2442343.
Let It Be Christmas (feat. St. Manchan's Choir)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x372628e1217dcff43867cb6de7c9fd3b06abdcfc87a057925c8af0170e189bc6. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T11:45:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384138.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5240607cf76af48727d7d9d41f3b9e1b40ae672398d222b2e4ebc13661ef2cf. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb93d5d3860447a0b2605bd5a5b8c533a8602ae6223a287047c1651d38ac0dd7. Chain 2 (Bitcoin): anchored in block 958716 (2026-07-19T10:15:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384152.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2f6beeaa73595785cfdb01dd03b4def4fc0e1b754b8f0ea37d5d4851635f588. Chain 2 (Bitcoin): anchored in block 957882 (2026-07-13T16:48:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384154.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c508b73808fd751984c17410902ea9ba96a1128c257f2826c4479286d726c12. Chain 2 (Bitcoin): anchored in block 958996 (2026-07-21T12:22:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384156.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x576401fd0920c224bada60a54b06cb37a762a606c41501b593e95a8375759c18. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2385156.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc622843e53efd1c57f0596ccf885530eaebc03d01b1409286705d93591d47af4. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2385157.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa064b858493b271beb90198308def40214fa35e9f0d6e9496b74e8515b6086fd. Chain 2 (Bitcoin): anchored in block 958721 (2026-07-19T11:02:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2385160.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0befc9a483ad5b8957a77adf5570c2b588b64076afd66db4c6ee04012f659eeb. Chain 2 (Bitcoin): anchored in block 958420 (2026-07-17T13:33:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPLR2486544.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5238870419a1c43e0eb11d86ae6af5732ced70d3ffd3526cc1a8a9fdae408a37. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391048.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49285d8616374d3d17c8020da9f7a718a89cc9ec7d4a4a6da2d1f36f065d37b2. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391051.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2017be2e85d9e8ed13493a58360dd34e2b44c36cd5653bb7a4b0db26d90c378. Chain 2 (Bitcoin): anchored in block 957772 (2026-07-12T23:31:17Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391047.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51e589782608e89240dea83e9cd93ec62646665407b965eb81cce7f08d5a8a80. Chain 2 (Bitcoin): anchored in block 958349 (2026-07-17T02:28:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391050.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5441a0cc1b35d00efa00414c1a61bd427c537d1bf985ef1c01f50c8ecef187. Chain 2 (Bitcoin): anchored in block 956745 (2026-07-05T05:33:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391049.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5586191e85928b9fa33055ef02c80c5e79cbfae5d1a0d760dc5c148bda4da5d8. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2530314.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98ff74f6ff2c9d31536be7ed0da5f4850c6c582109e93096a981fcfb23ac70cb. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T11:51:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384332.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7467e60eaac3b38147ba1421e6bc62d18a341de9f92dcfa711d4c662e5209271. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384333.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17d643a74bc7e49b9cb61310dd9856013863ee666e706eb9a7a2612bf1eaf86a. Chain 2 (Bitcoin): anchored in block 958905 (2026-07-20T16:14:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2391045.
I’ll Have to Say I Love You in a Song / There Is a Place
How Long Will I Love You - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7f734f6ec8d816392a4c6a44aad45740b40b07f0674c47095bb4c18da45714b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFM2355419.
The Third Dance From the End (Instrumental)
The Third Dance From The End (Instrumental)
The Third Dance from the End (Instrumental)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x541f73f469c7a851041130cb12b406c628b84e02e1001ef705e2f8217b3a8653. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMER2435347.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69e6e7c8375d2c8915f265e93cbd3b76651fed3a548c69445fac870b286ae032. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T07:26:14Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2590152.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9433444eadb146e08724c91006e3c3055295826e091dab82683b247fbd56e6fc. Chain 2 (Bitcoin): anchored in block 957772 (2026-07-12T23:31:17Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2591378.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ceedcefcc662244e1f7c2bf26c4ae9366642eafca1f41d297ace14684bfafbd. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:24:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42519573.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ebdb235b0ce75f7b57bb30120b274e6b201dcb1993d3f70670b19710973fd9d. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62508527.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb04e876705050ca2a30404947d0205e105508b669ecc7d8eaf048f3129304104. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2557371.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc13bbd6ec775d72058b322058edf34ab2c7b6a5606a6c8e59edb19c81f5d1e9. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T22:06:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES62528069.
Ireland's Call - Offical Irish Rugby World Cup Anthem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc406fd2d993042a3b223f22f2ab987250f5c9e78aadb06a1e800075a71fd180. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IEAAA0300103.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5636b45e9521274c6451ba924c6bce77525a708949fd32ab453544e0258e0fd0. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFA2002358.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch