Bleeker is a Dutch occupational surname. Bleeker is an old spelling of (linnen)bleker ("linen bleacher").Bleeker at the Meertens Institute database of surnames in the Netherlands. People with the surn
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 0x059b377546c19070f42db98866bcbcf9965f8081d71b6676cb3f820167930ae6. 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/b7a21f85-4b8a-4fbb-8dc2-470a762fb157.json and https://artists.proofprofile.net/proofs/artist/b7a21f85-4b8a-4fbb-8dc2-470a762fb157.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 0x3ceb440bbf7fbe67f08956af2a674fb391cd287a590e0adb4fcec7938be1c917. 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/USDPK2000186.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37bbdb184d7e55e2fe68511c91b2ceb4711189e9b687273212c75922b02be0a8. 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/USDPK2000188.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbed8c2d201005f4b164913385ddadf2c55a0cc242f63f7e071b7341b1cc58b04. 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/USDPK1400133.
Pacific Coast Highway In The Movies (feat. Rivers Cuomo of Weezer)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd28343d0c553eb21b664a5df89583efabfc8d5072fd64ebcd6a5b778864a7a8. 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/USDPK1900153.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8c7fd9e6a7ed495956685fe4a3d7cec4f29c738ae1a4d40e444c63bc53a2b1f. 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/USDPK1700118.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb399dd4e7bdc5f980c5a2871818b52967f8596f4ef236614031c7e6b5365249. 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/CAM372300488.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4950a442484be7dc3ad78d4d707b0bb8a491999a3bc8f7a565d59fc378040ad0. 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/CAM372300490.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa667fa3582c9cb6e2ce3119f1aaa3b0faad1b1ec02db1b33c79938325fef5011. 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/USDPK1500159.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xada1e21b5442234da5b2abe8667f5332a74accb99ec5a4f7d5964269603e74ba. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/USDPK1500160.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x370384300311abf0073c9e432a8a84c495b41fb0d7a9cd995415eff1446b0f65. 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/USDPK1500161.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37c7adb9545bddc1af3caa62dfeedf4d8dd2d141477f43d347e45b1502ef54d9. 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/USDPK1500162.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96783e9cfa4a06b0b4a76471ce9d6ab101e3406bc6a2a85c86de79cf1c4b8d8c. 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/USDPK1500168.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x378ca2627b5b0d4b9de233bdfcfb46feae8e3637fd9746cd3d75e9e449efdf40. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/USDPK1500164.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5492026772974220e09964d66e38fedd521ddd77418be0e9f84e2b1649306a60. 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/USDPK1500165.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd56a0511db7a340ba9d893850f8aa99b42d500e62c6dda44498c48e89d8decb. 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/USDPK1500166.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9099766072c44a1959dc4640d3a59a2c7333175d91e72518c15e9847ee650970. 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/USDPK1500167.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c2b93c3fe45b44de007b0c27c06716e1fde85236e323d1f0ae5b9d906bfd049. 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/USDPK1500163.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35ba25e6995eb7f0d61f48293c67f2fcdb1fd3492aaf60c9e7bcea083ea9fd8e. 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/USDPK1500169.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5dd62fb9878b6c6f9136581244b4f42273b3a4ad7b7c674491047923bbddd6f. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/CAM372500049.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2196f812ec03448294fa98b17cf68215821dcecd3c48c7920a5b26c1d0fa7d96. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/CAM372500003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb399dd4e7bdc5f980c5a2871818b52967f8596f4ef236614031c7e6b5365249. 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/CAM372300488.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56023e5a42d22ac929556a84a1844a84c5b94a353a60e0bd95eb0550df412b2e. 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/CAM372300310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c847b876c982370360de887e4be9cab1ca9a26b48c1a03a0bef7f6faa618f7a. 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/USDPK2000143.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c722eedeba1def8beb93e5721ad76b9934a5a336bcdf0c7c8041dd0a5f4e366. 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/USDPK1800155.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb02d085febda5e4393410f57e634357f00549713b9b2d2e9a11abe3a3a581dab. 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/USDPK1800116.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18525d1bee326679e45b6b681a62e0aa4539d6182267c1740ab3187bdbafad96. 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/USDPK1900109.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14965a58a85f7ffd9b998f9387c6df4e9e6166ddc7a570fc206d971c6f5364d7. 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/USDPK1800147.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadca615e02fd3ab55d382561635275c989e0889927b3aa601de64d37423437b3. 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/USDPK1800095.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5115612d2604bcfdac284f96725043eb9830f7ac14edec5f4adf33288c2782a7. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/USDPK1700098.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadcec72e9a1d646a49fdb45bccbd608b652ea8031079a6cc188502eb0b4d51ac. 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/USDPK1700013.