Nicolaas is the Dutch equivalent of the masculine given name Nicholas. Before the 19th century the name was also written Nicolaes, while Nikolaas is an uncommon variant spelling. Most people with the
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 0xa8f54c788d4e43cdd0844441ca80c45ad9421d357b87d4fb3c67b561584899ec. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d1241a43-d9a6-448b-b8a4-e24744e06cb2.json and https://artists.proofprofile.net/proofs/artist/d1241a43-d9a6-448b-b8a4-e24744e06cb2.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 0x169243f1263a4845a42031cc19e14ccc0090e90ba360286bab4f9353c81d5e10. 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/QZHN62254316.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d26ce43e426c1ca9999a61e0c7ef1e6a8ac6e485e48a13be897d504a333f0e3. 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/QZES92235170.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabe6640e0f3eff58b1aef3f026eab7e4b9d9ba33dfe7a01f4c386d44ec43ecac. 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/QZAKB2335554.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3db95fc2959010869a3a53b319829e50122b201c09e75607f4c9dc452575bc41. 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/QZAKB2172917.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9306065405aa6b990341865989a5c323287e770aa5352ecebb355eaabe45c16. 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/NLQ7C2000035.
Kitsuné Musique Mixed by Cheb Miaou (DJ Mix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc9d1c3d6f81aff6ba5a0fda65dc0f43cc5712a903efe89f1e940d9d8d57ecf8. 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/FRU702000087.
I Can't Go for That (No Can Do) - Nicolaas Remix
I Can't Go for That (No Can Do) [Nicolaas Remix]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a7f487405de375062b5a9e8ac2d2fe66ca4e88fbb9f9c1efaa3d5b3e0145f4b. 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/USRC12100662.
F/T Lover (feat. MOTHERMARY) (HERO Remix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ac0850e9998f1c7a11959a14f98787eda64e9a35a9e7e2fcdcce749ad5a274a. 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/QZAKB2447566.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x626f1e621ce8da5eb81ffff51ce3312927393cb43782279443235baba53c412c. 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/QZAKB2434638.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6670cd2b95a7aa2290c2d6e5cba7f6aaae14475b75a786c803b6cafca69a0cf. 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/QZAKB2453507.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x626f1e621ce8da5eb81ffff51ce3312927393cb43782279443235baba53c412c. 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/QZAKB2434638.
Forever Always feat. Kimchii (Kimchii Remix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x401588be57137e556be64ea64316fc98e8fc47cfe6586715ca6fa18ccbfd8e5f. 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/DECY52101933.
Shot in the Dark (feat. Nicholas Allbrook)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ab42a8e89a7fd91ea17a95107da5431be5a0e55e3120b58845e18adb81d937c. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/CADE71901018.
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