ISRC DEF057901061

Verified recording

DEF057901061 is “Concerto for Solo Keyboard No. 1 in D Major, BWV 972 (After Vivaldi, RV 230): I. [Allegro]” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0xa06c35cac109eb220df987e190a75c14a75e1477348b9577b68e0ab928318ce2 and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901061.

Recording identifiers

ISRC
DEF057901061
Title
Concerto for Solo Keyboard No. 1 in D Major, BWV 972 (After Vivaldi, RV 230): I. [Allegro]
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0xa06c35cac109eb220df987e190a75c14a75e1477348b9577b68e0ab928318ce2

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:9e9b96c4236dc3a2ebf15894569cf3febcde00a17ead2471d1aa356e533b1787
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901061
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Concerto for Solo Keyboard No. 1 in D Major, BWV 972 (After Vivaldi, RV 230): I. [Allegro] · Machine-readable JSON-LD