ISRC HKI199392807
Verified recording
HKI199392807 is “2-Part Inventions, BWV 772-786: Invention No. 7 in E Minor, BWV 778” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x447134031c4c715c403412a45883f9bb102e8085da7eb000a24061d05c03ca97 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199392807.
Recording identifiers
- ISRC
- HKI199392807
- Title
- 2-Part Inventions, BWV 772-786: Invention No. 7 in E Minor, BWV 778
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x447134031c4c715c403412a45883f9bb102e8085da7eb000a24061d05c03ca97
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:182b058796952128562677dd1e41744e4c04c05dc309bbb4d28cee463b1049b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199392807
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: 2-Part Inventions, BWV 772-786: Invention No. 7 in E Minor, BWV 778 · Machine-readable JSON-LD