ISRC DEF058500191
Verified recording
DEF058500191 is “Concerto for 2 Harpsichords, Strings, and Continuo in C, BWV 1061: 1. W/o Tempo Indication” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x571b4da252161acd975f6b11e6894e24fc436fa03ee78b76a295e9ffc5ccc299 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/DEF058500191.
Recording identifiers
- ISRC
- DEF058500191
- Title
- Concerto for 2 Harpsichords, Strings, and Continuo in C, BWV 1061: 1. W/o Tempo Indication
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x571b4da252161acd975f6b11e6894e24fc436fa03ee78b76a295e9ffc5ccc299
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c485358286054f92745e6571303be0e841b949803fac28c647a62b5a6153ee86- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058500191
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Concerto for 2 Harpsichords, Strings, and Continuo in C, BWV 1061: 1. W/o Tempo Indication · Machine-readable JSON-LD