ISRC USPMZ2118006
Verified recording
USPMZ2118006 is “Violin Sonata "In D": III. Serenity” by Karl Blench,
registered on the CopyrightChains blockchain with CopyrightID
0xafe850f63ef8881292c15eb69f891b68f1466f0311bd73536a5e3a5cf72e5abe and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPMZ2118006.
Recording identifiers
- ISRC
- USPMZ2118006
- Title
- Violin Sonata "In D": III. Serenity
- Artist
- Karl Blench
- CopyrightID (CopyrightChains transaction hash)
0xafe850f63ef8881292c15eb69f891b68f1466f0311bd73536a5e3a5cf72e5abe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:2b2c1948bb45de9f38382f4dfc3c49d3d23c547fb3aeb20d191695aeb91e50d5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPMZ2118006
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Violin Sonata "In D": III. Serenity · Machine-readable JSON-LD