ISRC NLY331406025
Verified recording
NLY331406025 is “Nocturne in C-Sharp Minor Op. Posth.” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xadefe7b60ad9724f3c16c302ae10fd0e15aa719e86d1b836727894cc0ee87902 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331406025.
Recording identifiers
- ISRC
- NLY331406025
- Title
- Nocturne in C-Sharp Minor Op. Posth.
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xadefe7b60ad9724f3c16c302ae10fd0e15aa719e86d1b836727894cc0ee87902
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:b73db74f4ea0342f6bbf4ecf7267f5f925757c7bcd9bbe42413bf18be5ee5e5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331406025
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Nocturne in C-Sharp Minor Op. Posth. · Machine-readable JSON-LD