ISRC NLA507812201
Verified recording
NLA507812201 is “Werther: Prélude” by Jules Massenet,
registered on the CopyrightChains blockchain with CopyrightID
0x2bff5449a45f3d9ed6bda506f7fd888027180654f07727263e120be2aacec8d2 and independently timestamped
in Bitcoin block 960153 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507812201.
Recording identifiers
- ISRC
- NLA507812201
- Title
- Werther: Prélude
- Artist
- Jules Massenet
- CopyrightID (CopyrightChains transaction hash)
0x2bff5449a45f3d9ed6bda506f7fd888027180654f07727263e120be2aacec8d2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:57:12+00:00
- Bitcoin block
- 960153
- Canonical record hash
sha256:2046f1912190e2227034548e837e95e9d40ae657c0a24b66340e4fc6967b95ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507812201
- Bitcoin block existence check
- https://blockstream.info/api/block/960153