ISRC DEF058902551

Verified recording

DEF058902551 is “Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato)” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x4d04f541ca2b5498cef575f20de11b818ce377221baca39fa585f3d3e2120f2d 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/DEF058902551.

Recording identifiers

ISRC
DEF058902551
Title
Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato)
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x4d04f541ca2b5498cef575f20de11b818ce377221baca39fa585f3d3e2120f2d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:e634c795d7d79944c207a4f6629cede553bd8fc95e6e62749cf583b18c9d706d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902551
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato) · Machine-readable JSON-LD