ISRC NLA507722807
Verified recording
NLA507722807 is “Contredanse in G Flat” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x6967f05fae07e11f8a084a36729654fa9ce09c694b7b3b07bc47e2787e9938fa and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507722807.
Recording identifiers
- ISRC
- NLA507722807
- Title
- Contredanse in G Flat
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x6967f05fae07e11f8a084a36729654fa9ce09c694b7b3b07bc47e2787e9938fa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:baa503e4a2a711b7b8953ab72c51f1d616578e956546b8267c983e594c6292d0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507722807
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: Contredanse in G Flat · Machine-readable JSON-LD