ISRC USFKZ1900197
Verified recording
USFKZ1900197 is “The Perfect Fool Suite, Op. 39, H. 150” by Gustav Holst,
registered on the CopyrightChains blockchain with CopyrightID
0x8131dea7919373388d606908fb853e42ccbdf1f6b0aed53b32474a78a6240c13 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFKZ1900197.
Recording identifiers
- ISRC
- USFKZ1900197
- Title
- The Perfect Fool Suite, Op. 39, H. 150
- Artist
- Gustav Holst
- CopyrightID (CopyrightChains transaction hash)
0x8131dea7919373388d606908fb853e42ccbdf1f6b0aed53b32474a78a6240c13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:08f0b3b6515d47ca2992fbe5765e40933285fff82ec841221c994c13e5e13e3b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFKZ1900197
- Bitcoin block existence check
- https://blockstream.info/api/block/960362
Full record
Track page: The Perfect Fool Suite, Op. 39, H. 150 · Machine-readable JSON-LD