ISRC FRZ131112080
Verified recording
FRZ131112080 is “O Haupt voll blut und wunden: I. Chor "O Haupt voll blut und wunden"” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xab9e6c4452a5fc9ecdbe14b9885175e14c63d8d5638bd7d88dc3a061f7c61ed1 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131112080.
Recording identifiers
- ISRC
- FRZ131112080
- Title
- O Haupt voll blut und wunden: I. Chor "O Haupt voll blut und wunden"
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xab9e6c4452a5fc9ecdbe14b9885175e14c63d8d5638bd7d88dc3a061f7c61ed1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:39d8d3691d3210044b7d6eddd37f2b93764da79a4a36427af108db9275e69ff5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131112080
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: O Haupt voll blut und wunden: I. Chor "O Haupt voll blut und wunden" · Machine-readable JSON-LD