ISRC FRZ208611904
Verified recording
FRZ208611904 is “Van Wassenaer: Concerto Armonico No. 2 in B-Flat Major: IV. Allegro moderato - Mezzo forte” by Unico Wilhelm van Wassenaer,
registered on the CopyrightChains blockchain with CopyrightID
0xb5bea0275bb823a3759d4ea5e9cb17ac29af9e9911394c0492aec3af9890cedc and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208611904.
Recording identifiers
- ISRC
- FRZ208611904
- Title
- Van Wassenaer: Concerto Armonico No. 2 in B-Flat Major: IV. Allegro moderato - Mezzo forte
- Artist
- Unico Wilhelm van Wassenaer
- CopyrightID (CopyrightChains transaction hash)
0xb5bea0275bb823a3759d4ea5e9cb17ac29af9e9911394c0492aec3af9890cedc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:448381abe07181fec9931e2c4aed0e6ebbd2a3596b703bad498abff13b1859c5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208611904
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Van Wassenaer: Concerto Armonico No. 2 in B-Flat Major: IV. Allegro moderato - Mezzo forte · Machine-readable JSON-LD