ISRC USSM11409977
Verified recording
USSM11409977 is “Keyboard Concerto No. 4 in A Major, BWV 1055: I. Allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x732d1637429934783fa827636888556ef492eb21b190f908f8d6ff709db399f8 and independently timestamped
in Bitcoin block 960223 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11409977.
Recording identifiers
- ISRC
- USSM11409977
- Title
- Keyboard Concerto No. 4 in A Major, BWV 1055: I. Allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x732d1637429934783fa827636888556ef492eb21b190f908f8d6ff709db399f8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:51:46+00:00
- Bitcoin block
- 960223
- Canonical record hash
sha256:2689a46be2bbf892c7632364d3f4de3801d992b23c675fd79ca7c8b628424077- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11409977
- Bitcoin block existence check
- https://blockstream.info/api/block/960223
Full record
Track page: Keyboard Concerto No. 4 in A Major, BWV 1055: I. Allegro · Machine-readable JSON-LD