ISRC FRZ208612003
Verified recording
FRZ208612003 is “Van Wassenaer: Concerto Armonico No. 5 in F Minor: III. Con sordino” by Unico Wilhelm van Wassenaer,
registered on the CopyrightChains blockchain with CopyrightID
0x8403777ed4944533e2c036b0f737442193b3893ded66cf054026ba895b893f1e 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/FRZ208612003.
Recording identifiers
- ISRC
- FRZ208612003
- Title
- Van Wassenaer: Concerto Armonico No. 5 in F Minor: III. Con sordino
- Artist
- Unico Wilhelm van Wassenaer
- CopyrightID (CopyrightChains transaction hash)
0x8403777ed4944533e2c036b0f737442193b3893ded66cf054026ba895b893f1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f5c7c584ec40b2f8a007ddaaa663abcd10947b8ff17e24cbe7fe7491fafeb209- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208612003
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Van Wassenaer: Concerto Armonico No. 5 in F Minor: III. Con sordino · Machine-readable JSON-LD