ISRC DEF057800052
Verified recording
DEF057800052 is “Concerto in G major, BWV 973 (from Vivaldi RV299) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo cantabile” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x1116236ff0fff02b2b03cd5f4a5551934faab3dfa7792d22f034b6237eb9281c 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/DEF057800052.
Recording identifiers
- ISRC
- DEF057800052
- Title
- Concerto in G major, BWV 973 (from Vivaldi RV299) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo cantabile
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x1116236ff0fff02b2b03cd5f4a5551934faab3dfa7792d22f034b6237eb9281c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:215a34c35d029b56279a267e824c49e5889eca8e347c3e5ef6620526bd14a3ae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800052
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Concerto in G major, BWV 973 (from Vivaldi RV299) - Arr. for harp and orchestra by N.Zabaleta: 2. Largo cantabile · Machine-readable JSON-LD