ISRC USTCB0937690
Verified recording
USTCB0937690 is “King” by Stephen Jerzak,
registered on the CopyrightChains blockchain with CopyrightID
0xc9c44055aeeecec373a8ac247a863751f8e87132513b1f013cee60310119a86a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCB0937690.
Recording identifiers
- ISRC
- USTCB0937690
- Title
- King
- Artist
- Stephen Jerzak
- CopyrightID (CopyrightChains transaction hash)
0xc9c44055aeeecec373a8ac247a863751f8e87132513b1f013cee60310119a86a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:379e7ad836aee83110d446d01ef88db9258c2ce4c60f375959d2cc8e093a1b72- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCB0937690
- Bitcoin block existence check
- https://blockstream.info/api/block/956304