ISRC NLA507812221
Verified recording
NLA507812221 is “Werther / Act 3: "Va! Laisse couler mes larmes" - "Les larmes qu'on ne pleure pas"” by Jules Massenet,
registered on the CopyrightChains blockchain with CopyrightID
0x5897c02422222b7325d2de4a1fab2cc4f282b9ba3817ecc1bf66d6b225a71fb7 and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507812221.
Recording identifiers
- ISRC
- NLA507812221
- Title
- Werther / Act 3: "Va! Laisse couler mes larmes" - "Les larmes qu'on ne pleure pas"
- Artist
- Jules Massenet
- CopyrightID (CopyrightChains transaction hash)
0x5897c02422222b7325d2de4a1fab2cc4f282b9ba3817ecc1bf66d6b225a71fb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:e43fc3f4e3f1740f7e5595f6cbf8b370e6a7fb04e3076f50a8c5e919412f99a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507812221
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: Werther / Act 3: "Va! Laisse couler mes larmes" - "Les larmes qu'on ne pleure pas" · Machine-readable JSON-LD