ISRC NLA507401126
Verified recording
NLA507401126 is “Nocturne No. 18 in E, Op. 62 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x56c2f2954e63368f36c6803b206cd726eae658d77049b1cab8cfb0ca6bb89ac9 and independently timestamped
in Bitcoin block 960383 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401126.
Recording identifiers
- ISRC
- NLA507401126
- Title
- Nocturne No. 18 in E, Op. 62 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x56c2f2954e63368f36c6803b206cd726eae658d77049b1cab8cfb0ca6bb89ac9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:37+00:00
- Bitcoin block
- 960383
- Canonical record hash
sha256:62aa3853b838ac0dbdba76f15c14b2592245ebc1bd1636e698a978efec0d49c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401126
- Bitcoin block existence check
- https://blockstream.info/api/block/960383
Full record
Track page: Nocturne No. 18 in E, Op. 62 No. 2 · Machine-readable JSON-LD