ISRC FRU621427713
Verified recording
FRU621427713 is “Tombeau de Sa Majesté la Reine de Pologne, BWV 198: Laß, Fürstin, laß noch einen Strahl” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x22bb64c659c7228ef11b6079e1d352ba86d9be65cf7264142e2ab6c65238ef6c and independently timestamped
in Bitcoin block 959123 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621427713.
Recording identifiers
- ISRC
- FRU621427713
- Title
- Tombeau de Sa Majesté la Reine de Pologne, BWV 198: Laß, Fürstin, laß noch einen Strahl
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x22bb64c659c7228ef11b6079e1d352ba86d9be65cf7264142e2ab6c65238ef6c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T11:35:32+00:00
- Bitcoin block
- 959123
- Canonical record hash
sha256:bcff44ff7d108f4771d821050725316ccfc3e2d9e99a3c6cca816826152cf8e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621427713
- Bitcoin block existence check
- https://blockstream.info/api/block/959123
Full record
Track page: Tombeau de Sa Majesté la Reine de Pologne, BWV 198: Laß, Fürstin, laß noch einen Strahl · Machine-readable JSON-LD