ISRC FRZ149828020
Verified recording
FRZ149828020 is “Italian Madrigals, Op. 1: Italian Madrigals, Book I: O dolcezze amarissime, SWV 2” by Heinrich Schütz,
registered on the CopyrightChains blockchain with CopyrightID
0xbe601e834cd1d207d3888c8f22dcf298be290d08e13d0caeb3dab8e9e6cd83e1 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/FRZ149828020.
Recording identifiers
- ISRC
- FRZ149828020
- Title
- Italian Madrigals, Op. 1: Italian Madrigals, Book I: O dolcezze amarissime, SWV 2
- Artist
- Heinrich Schütz
- CopyrightID (CopyrightChains transaction hash)
0xbe601e834cd1d207d3888c8f22dcf298be290d08e13d0caeb3dab8e9e6cd83e1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:30a4f98dda8942e96948dba9914748d966742b567b4a4bd80c545be6b0cdfea4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149828020
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Italian Madrigals, Op. 1: Italian Madrigals, Book I: O dolcezze amarissime, SWV 2 · Machine-readable JSON-LD