ISRC JPPO00404140
Verified recording
JPPO00404140 is “Twenty-Four Preludes, Op. 34: No. 21 in F flat major - Allegretto poco moderato” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0x81959901bfddebe48fb012f7d21246547afa9651c6e9d461d05ea1a8e79e2fb7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPO00404140.
Recording identifiers
- ISRC
- JPPO00404140
- Title
- Twenty-Four Preludes, Op. 34: No. 21 in F flat major - Allegretto poco moderato
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0x81959901bfddebe48fb012f7d21246547afa9651c6e9d461d05ea1a8e79e2fb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3f5a764489ba7287c72c121af11cd3828d11f4c811289cc895c8b5b69f5e7ef3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPO00404140
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Twenty-Four Preludes, Op. 34: No. 21 in F flat major - Allegretto poco moderato · Machine-readable JSON-LD