ISRC NLUM71300133
Verified recording
NLUM71300133 is “Sonata for Piano 4 Hands: 2. Rustique (Naïf et lent)” by Francis Poulenc,
registered on the CopyrightChains blockchain with CopyrightID
0xc13f2c71ef113d4b0a3b68d31905a9e3bfb993e2cbe07a165d327056a2ab915e and independently timestamped
in Bitcoin block 960125 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71300133.
Recording identifiers
- ISRC
- NLUM71300133
- Title
- Sonata for Piano 4 Hands: 2. Rustique (Naïf et lent)
- Artist
- Francis Poulenc
- CopyrightID (CopyrightChains transaction hash)
0xc13f2c71ef113d4b0a3b68d31905a9e3bfb993e2cbe07a165d327056a2ab915e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:38:18+00:00
- Bitcoin block
- 960125
- Canonical record hash
sha256:3c6b1f2a16cd3556bbd2519a683b3c29156e5ec106e47dcfec493c93fed5fe8f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71300133
- Bitcoin block existence check
- https://blockstream.info/api/block/960125
Full record
Track page: Sonata for Piano 4 Hands: 2. Rustique (Naïf et lent) · Machine-readable JSON-LD