ISRC FRZ130837210
Verified recording
FRZ130837210 is “Messe in B Minor, BWV 232: No. 21, Et expecto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x803b1131b0b38b6c6c5837aaed84fbdab8c1ead9e16d3351dd9995f2a236b4e2 and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130837210.
Recording identifiers
- ISRC
- FRZ130837210
- Title
- Messe in B Minor, BWV 232: No. 21, Et expecto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x803b1131b0b38b6c6c5837aaed84fbdab8c1ead9e16d3351dd9995f2a236b4e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:7f5e14427938a96d3cfad388f273a872be83d37d53577c7774f4b38d36e25ba5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130837210
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: Messe in B Minor, BWV 232: No. 21, Et expecto · Machine-readable JSON-LD