ISRC DEF057803393

Verified recording

DEF057803393 is “Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x14af9d03e0cc1997a63555eed9d43ee5a873a67f129ccd6aa432d6ed1a897535 and independently timestamped in Bitcoin block 956889 on 2026-07-06. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057803393.

Recording identifiers

ISRC
DEF057803393
Title
Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x14af9d03e0cc1997a63555eed9d43ee5a873a67f129ccd6aa432d6ed1a897535

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49+00:00
Bitcoin block
956889
Canonical record hash
sha256:19c7120ec58213018de8bc1b3d0d6a7bc8da0a3d4f0750e9b2ea23cd24851a66
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057803393
Bitcoin block existence check
https://blockstream.info/api/block/956889

Full record

Track page: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto · Machine-readable JSON-LD