ISRC NLA507300477
Verified recording
NLA507300477 is “24 Preludes, Op. 28: No. 6 in B Minor. Lento assai” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd8b2e2c4611e8439a14ee637643262ff676041df45ead0b4d8c69d41d7f0a4f8 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507300477.
Recording identifiers
- ISRC
- NLA507300477
- Title
- 24 Preludes, Op. 28: No. 6 in B Minor. Lento assai
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd8b2e2c4611e8439a14ee637643262ff676041df45ead0b4d8c69d41d7f0a4f8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a19942c765e73ae781239dd20ce61a934434399d1af9de9e28377bcdea29f02b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507300477
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 24 Preludes, Op. 28: No. 6 in B Minor. Lento assai · Machine-readable JSON-LD