ISRC DEF056609411
Verified recording
DEF056609411 is “Concerto for 2 Violins in D Minor, BWV 1043: I. Vivace” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xa88490f02e824b5f4849d87a28c9299c74054d85c40ad9c9acfe37b29ee97fff and independently timestamped
in Bitcoin block 960145 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056609411.
Recording identifiers
- ISRC
- DEF056609411
- Title
- Concerto for 2 Violins in D Minor, BWV 1043: I. Vivace
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xa88490f02e824b5f4849d87a28c9299c74054d85c40ad9c9acfe37b29ee97fff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:13:37+00:00
- Bitcoin block
- 960145
- Canonical record hash
sha256:0d3994b0128dd7c48d43c8a4e16932edf986dad8e1c3228467a9b31bd93e94a0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056609411
- Bitcoin block existence check
- https://blockstream.info/api/block/960145
Full record
Track page: Concerto for 2 Violins in D Minor, BWV 1043: I. Vivace · Machine-readable JSON-LD