ISRC USSM11409979
Verified recording
USSM11409979 is “Keyboard Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x21bf5aef2b741d4b3f4627cab2a9691b8ee1f90c057ac693b2a13cdaffd27e50 and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11409979.
Recording identifiers
- ISRC
- USSM11409979
- Title
- Keyboard Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x21bf5aef2b741d4b3f4627cab2a9691b8ee1f90c057ac693b2a13cdaffd27e50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:199d2c7fd4abe4570ed1cf4bcb60e887bb29af89c9b5f634f3201d1543fe833b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11409979
- Bitcoin block existence check
- https://blockstream.info/api/block/960494
Full record
Track page: Keyboard Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto · Machine-readable JSON-LD