ISRC NLB159600453

Verified recording

NLB159600453 is “Piano Concerto No. 3 Op. 30: Intermezzo” by Sergei Rachmaninoff, registered on the CopyrightChains blockchain with CopyrightID 0x72464ef7490b571a9aca1383094de6ddf984596201a2d152522b08f060cd2caa and independently timestamped in Bitcoin block 960095 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB159600453.

Recording identifiers

ISRC
NLB159600453
Title
Piano Concerto No. 3 Op. 30: Intermezzo
Artist
Sergei Rachmaninoff
CopyrightID (CopyrightChains transaction hash)
0x72464ef7490b571a9aca1383094de6ddf984596201a2d152522b08f060cd2caa

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37+00:00
Bitcoin block
960095
Canonical record hash
sha256:419136f7140226c6ef0483709fe92311efcc18902cae3f75b584b83e75e08e99
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB159600453
Bitcoin block existence check
https://blockstream.info/api/block/960095

Full record

Track page: Piano Concerto No. 3 Op. 30: Intermezzo · Machine-readable JSON-LD