ISRC NLB159300011
Verified recording
NLB159300011 is “Etudes-tableaux, Op. 39: No. 3 in F-Sharp Minor. Allegro molto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x90a31218cb29623aebc52b2e97410d8f30e33d9648995dee826267fe973afdd5 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB159300011.
Recording identifiers
- ISRC
- NLB159300011
- Title
- Etudes-tableaux, Op. 39: No. 3 in F-Sharp Minor. Allegro molto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x90a31218cb29623aebc52b2e97410d8f30e33d9648995dee826267fe973afdd5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:89cdd543aefca7f2964654d5947ca2aa4574c06b0668a7674f7463e9e129f4b9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB159300011
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Etudes-tableaux, Op. 39: No. 3 in F-Sharp Minor. Allegro molto · Machine-readable JSON-LD