ISRC DEF057000837
Verified recording
DEF057000837 is “Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso – Allegro con spirito - Excerpt” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x173cc4bc4a24ec7f5f2439965ac15296b349059163f5d00c061b0f5737aec3d9 and independently timestamped
in Bitcoin block 960193 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057000837.
Recording identifiers
- ISRC
- DEF057000837
- Title
- Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso – Allegro con spirito - Excerpt
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x173cc4bc4a24ec7f5f2439965ac15296b349059163f5d00c061b0f5737aec3d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:05:19+00:00
- Bitcoin block
- 960193
- Canonical record hash
sha256:9ab99278f25f5a48c2160b83d0fe291e664841adb15c5ba6ce26eb6710f7e75a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057000837
- Bitcoin block existence check
- https://blockstream.info/api/block/960193
Full record
Track page: Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso – Allegro con spirito - Excerpt · Machine-readable JSON-LD