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 0x56f6aea172fdf90a533d3e1a0f603331823369f39fe0b8bebabade750a398d31. Chain 2 (Bitcoin): anchored in block 953750 (2026-06-15T06:12:23Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a89abdf1-cb44-4d58-a0b1-22f84779a15a.json and https://artists.proofprofile.net/proofs/artist/a89abdf1-cb44-4d58-a0b1-22f84779a15a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Sound Of Gondwana: 176,000 Years in the Making
The Essential Philip Glass - Deluxe Edition
Songs from Liquid Days: No. 2, Lightning
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 0xe317d9e77b29ba61c050bc57245fad417c986f204084d7b85290b69666d9609f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM18500221.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd87043a436f544e3bd136f402805617f52d46884dfed54004a266829be1e6d94. 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/USSM18100385.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f1d01a8f0dd27a119e88d52888db34fa3ce9620bb17c6245e555d7ae549f29b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/USSM10021917.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe35a0c3d92d614adeabcdece6cef34f37bb266faacda1b87f75d2321b30aa4f9. 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/USSM10015214.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae52ee6241047747cbd4254dd4c2da3dec8a15c3c172820c22bf1c7c05f91aa0. 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/USSM10015213.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x722d2f57b6474853c6202421caa5359f7c4c0e034ba018117c3cdd109b795527. 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/USSM10020892.
The Photographer: Act I, A Gentleman's Honor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa31ea42bee3fdcd14c52c6c619f5a4346f3fda1f300e2343f79aac607ae8fe1d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/USSM18200333.
Akhnaten: Act I, Scene 1: Funeral of Amenhotep III
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6727840adbe50171081dea79f62b3d96320f60f7b0b9d95dab1fb91c1fb24db3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM18700187.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6e16c22cab4f277f1c886926f42c08d391cbbeb7c05679329d37e4af4aae305. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/USSM10021918.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bdada8600895b2a4bb43400315405ac6079810be14b57f41fb8c2ea986114d4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM10210206.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7f5b78f686bab169e38e7b9edc9ecb00d6f1b2bc74e93acf333f8af21e32e51. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/USSM10210213.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd101e1eec75dc16fe38c3605c73c3bb1240aea36a0ff57a159405c4a713004ad. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/USSM10024525.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4639cecb82754cd777745a90d03a9a978d343ca5c2326d6b0ace02191bf8c53c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/USSM18900553.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x467ae7cdc1b05a50a7ece2b6975fd938ed1c502b03364650f2d3e361ed8ba9ea. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/USSM10011140.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53fa1d103e589cf76372cc5cf2825897fcc42f5f184b9808e77ce6961f82a7e6. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/USSM10021911.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfcb71ca410b8cbe90af1e3634a2e5748b2889ef4489dae9d8d200cb15e232f2. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM18700620.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4b1d8d2dbb873da0807edeba30db70af71a9b785a31a5cc8a545891fd42e6f1. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/USSM18700622.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25697938abc35cca03099675f711a69c4823fb0d55a43e0defe8f54ae3ae464d. 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/USSM18700489.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x633a06940544d8c7bce779652330087941eb458a7f40eef68d5f2a170420ef95. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/USSM10021913.
Glasspieces: Glasspiece No. 1 ("Rubric" from Glassworks)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x024e90d94d94c17bebb04b27c8308a03671395b3d4981cbcdca0b9ff0a3bd60f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM18700623.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffbc3bcee4f0e1bb520c1dd78d1b850d21b11fc5172504784067a3303cc10ccd. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/USSM10210215.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacea977602f9a52cb0ab68168be13367c687de9b8c0a992da6ee1dc7495f8272. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/USSM10024758.
Songs from Liquid Days: No. 1, Changing Opinion
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00bdeb1efaf55ef3188253a272d8896a3be96944178c9e16da8d517f833210b9. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/USSM18500220.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd151a8a7d12a9d16a04ab6ab4bdf92a1ebac289eb087650d839fb2e3dba58c42. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM10021916.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c2dfc018475855072a61dbb72158fd7d3f9c21a0b79d84c2aa99ad13fac4125. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/US65R1309401.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7159214b3f9e322f505f2a19cfbcf1e469f6052579d5142ba4ff6cf8ba24d7. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/US65R1309402.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f81dfacd78155d3f73366927a1c699575a2c3fc25329f418a90e2c840ca5755. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/US65R1309406.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c7fa51e2030c20762a3a2f3bf80809c3540817d5135df28abdf55ec7a1e5cfc. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/US65R1309403.
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49fecf245ca92228b595c6e143bb75ad10abc213852c69dc7b623933e7cb40ab. Chain 2 (Bitcoin): anchored in block 960404 (2026-07-31T13:06:57Z), 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/US65R1309404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82a70e8d390a1b5195b527eed89bd9da6afe121b67506882a77b037e7c684f91. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), 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/US65R1309405.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x192fb7b9c93fb76572be30181b7aef18db1acdfaa3b3b15a43d2306cbe179c78. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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/US65R1309408.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0261dbb08864cd59d50b02821852dea54472468d533bb1abd925789050de8fa0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/DEA749720137.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41c372b4b6692a1c5dc52d0356268efc4e6c2d29acb78174b700d204cc5589f8. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEA749720138.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8000c45e55748445c70636f51e9942706f216a2fdb9f116e12b4aba26a5312a4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEA749720140.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0e234ed411c5a78eb8302aec3c5a942915cff8206addcaf40d5f805ca19e2b9. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEA749720141.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x712a47ab62c9e8e0733001f990313aec1d82f86a86f4d05a1dca4aaea6784645. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/DEA749720142.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96d652619502a9ee99db03c326f7ce026865ff5ceff8b6afa54daf77640a0588. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEA749720144.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51f97f7a3d56f442b30cafde2881794ad60436ea8c6aefabfe2db8da5fac5bfa. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/DEA749720136.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa7e9e1ae7cd1ef0c0830de9a196c315f42c98ef95821b083dce6b5d7b813f52. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/DEA749720139.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda97bd213c74f7ecd28fc067a18fea2686b6ec24f0e7ab0dbed259c459cef721. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/DEA749720147.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7574dc95bc62796ec2df35c0eab49538d41020e3ecd394944f6a8c49eceb3a4. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/US65R0502106.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea5fd1db960495bfb13a4b3ad3067156d3ddea6188e4970f37a1c9fa8ca5fa41. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/US65R0502108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa89d9f5cbd31c20fb007e20c16749f805b76feccf30b4e67c8e0633fba3734f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/US65R0502109.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50271ac539ec706fb5f089481ed9f5b2936977665e12fd441f7afcc0bee3d35f. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/US65R0502101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x650cbe1e33732819e55cdd7aef168de36f0aaf4db1eaef7715ce32d57270baf6. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/US65R0502102.
Hudson, David: The Art of the Didjeridu - Selected Pieces 1987-1997