ISRC NLY8X1801523
Verified recording
NLY8X1801523 is “Improvisatie” by Klaas Jan Mulder,
registered on the CopyrightChains blockchain with CopyrightID
0x404c38ac3770d105ea2e4465ecc762141ed1bba4d598dd44243844e70812780f and independently timestamped
in Bitcoin block 960145 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY8X1801523.
Recording identifiers
- ISRC
- NLY8X1801523
- Title
- Improvisatie
- Artist
- Klaas Jan Mulder
- CopyrightID (CopyrightChains transaction hash)
0x404c38ac3770d105ea2e4465ecc762141ed1bba4d598dd44243844e70812780f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:13:37+00:00
- Bitcoin block
- 960145
- Canonical record hash
sha256:1515614ba1e418513e7ce033c0873b8a683680494bbe00abd463610c8464b1e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY8X1801523
- Bitcoin block existence check
- https://blockstream.info/api/block/960145