ISRC NLE421501201
Verified recording
NLE421501201 is “Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: I. Allegro non troppo e molto maestoso - Allegro con spirito” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x757959340f457f334c216d6f0279aa067999b2b69fbc2dbac33ee536193c8110 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421501201.
Recording identifiers
- ISRC
- NLE421501201
- Title
- Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: I. Allegro non troppo e molto maestoso - Allegro con spirito
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x757959340f457f334c216d6f0279aa067999b2b69fbc2dbac33ee536193c8110
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:d9ad9037da5e249d9e3554de36ddbebf704e55820378e52fbfb67da63f8b112d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421501201
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: I. Allegro non troppo e molto maestoso - Allegro con spirito · Machine-readable JSON-LD