ISRC DEF057800012

Verified recording

DEF057800012 is “Concerto in F major, BWV 978 (from Vivaldi RV 310) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo” by Johann Sebastian Bach, registered on the CopyrightChains blockchain with CopyrightID 0x2f6bdc12b109ecd59d85a020e0ab9d621d20046a2cec6b162ffec03fc3ba99d5 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800012.

Recording identifiers

ISRC
DEF057800012
Title
Concerto in F major, BWV 978 (from Vivaldi RV 310) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo
Artist
Johann Sebastian Bach
CopyrightID (CopyrightChains transaction hash)
0x2f6bdc12b109ecd59d85a020e0ab9d621d20046a2cec6b162ffec03fc3ba99d5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:1004a2cf44b067a17393968af5ec7f80e7b6f892a3f2fa8c163e4a7adb54e306
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800012
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Concerto in F major, BWV 978 (from Vivaldi RV 310) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo · Machine-readable JSON-LD