ISRC USUM71026035
Verified recording
USUM71026035 is “Hawaiian Punch” by Stephen Jerzak,
registered on the CopyrightChains blockchain with CopyrightID
0x71d89c80679680449dfd1bcf1aa5d6eeb730800fe94d2f687bac13fc2949f358 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71026035.
Recording identifiers
- ISRC
- USUM71026035
- Title
- Hawaiian Punch
- Artist
- Stephen Jerzak
- CopyrightID (CopyrightChains transaction hash)
0x71d89c80679680449dfd1bcf1aa5d6eeb730800fe94d2f687bac13fc2949f358
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:ad115baf264c1c6a008a463f9851663f3d251d759a9f62fd1e9006c0649fe9d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71026035
- Bitcoin block existence check
- https://blockstream.info/api/block/960389