ISRC NLY331304463
Verified recording
NLY331304463 is “Petite Valse, Op. 25” by Alphonse Hasselmans,
registered on the CopyrightChains blockchain with CopyrightID
0xddc1aa4eb0ec26ffa0bb67ab483aa8721c6e4f2d35f79e7d0c185e3dbf891307 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331304463.
Recording identifiers
- ISRC
- NLY331304463
- Title
- Petite Valse, Op. 25
- Artist
- Alphonse Hasselmans
- CopyrightID (CopyrightChains transaction hash)
0xddc1aa4eb0ec26ffa0bb67ab483aa8721c6e4f2d35f79e7d0c185e3dbf891307
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:502c6d291c587a132cabd9d3a4888ff0ace12349d718bd252c6dec0ecd2bb54b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331304463
- Bitcoin block existence check
- https://blockstream.info/api/block/960459