ISRC DEF055800731
Verified recording
DEF055800731 is “Piano Sonata No. 3 in F Minor, Op. 5: I. Allegro maestoso” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x46dd8b197870228cd6976ca6111b4f790d74a89dd3e0832ca07c927e4ee1ac0f and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055800731.
Recording identifiers
- ISRC
- DEF055800731
- Title
- Piano Sonata No. 3 in F Minor, Op. 5: I. Allegro maestoso
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x46dd8b197870228cd6976ca6111b4f790d74a89dd3e0832ca07c927e4ee1ac0f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:337fd378d957d03357f962d18ceff24da854ea872b789025609547b3b03b6605- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055800731
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Piano Sonata No. 3 in F Minor, Op. 5: I. Allegro maestoso · Machine-readable JSON-LD