ISRC DEF059231106
Verified recording
DEF059231106 is “Goldberg Variations, BWV 988: Var. 5” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x3c9ebe9822e478b0cf95d588aa0002d5ff60b65b3fdc5dc488a07133927c9bf8 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059231106.
Recording identifiers
- ISRC
- DEF059231106
- Title
- Goldberg Variations, BWV 988: Var. 5
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x3c9ebe9822e478b0cf95d588aa0002d5ff60b65b3fdc5dc488a07133927c9bf8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:64e83f6945c0633b731096d0429ca775d275fa38d90b99f46988080cc25edda1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059231106
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Goldberg Variations, BWV 988: Var. 5 · Machine-readable JSON-LD