ISRC FRZ039904890
Verified recording
FRZ039904890 is “Toccata and Fugue in E, BWV 566: 4. Fugue II” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd2f7117128519d64533b6d98533a74e4e6e8f9a8ec0d97c1dd1ebce65f1ea259 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ039904890.
Recording identifiers
- ISRC
- FRZ039904890
- Title
- Toccata and Fugue in E, BWV 566: 4. Fugue II
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd2f7117128519d64533b6d98533a74e4e6e8f9a8ec0d97c1dd1ebce65f1ea259
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:a9d59b4a31e8fed4ecab92314e8bbcbf517645e88725a6447657ecd7369c0431- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ039904890
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Toccata and Fugue in E, BWV 566: 4. Fugue II · Machine-readable JSON-LD