ISRC FR50X1966504

Verified recording

FR50X1966504 is “Requiem in F Minor, C 8: Ia. Introitus” by Heinrich Ignaz Franz von Biber, registered on the CopyrightChains blockchain with CopyrightID 0x73eae2bfee477f138d561ed10cfaeaa4aa3cdf53e59c828272a4233a0bf4ce5b and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1966504.

Recording identifiers

ISRC
FR50X1966504
Title
Requiem in F Minor, C 8: Ia. Introitus
Artist
Heinrich Ignaz Franz von Biber
CopyrightID (CopyrightChains transaction hash)
0x73eae2bfee477f138d561ed10cfaeaa4aa3cdf53e59c828272a4233a0bf4ce5b

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:59763259c63fc5f10752dbe98141c8854a7789ceb65ba790821a86eeca47c78e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1966504
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Requiem in F Minor, C 8: Ia. Introitus · Machine-readable JSON-LD