ISRC USWD12435343
Verified recording
USWD12435343 is “Hei hei” by Jouni Hynynen,
registered on the CopyrightChains blockchain with CopyrightID
0x99730777812d3d62eedf8b8b8ed7c2dbe7e45769b2f32fafebf72b51e3918f59 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD12435343.
Recording identifiers
- ISRC
- USWD12435343
- Title
- Hei hei
- Artist
- Jouni Hynynen
- CopyrightID (CopyrightChains transaction hash)
0x99730777812d3d62eedf8b8b8ed7c2dbe7e45769b2f32fafebf72b51e3918f59
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:3aa30646e6e3fd1efb6a9b84fd787b9af623face459d2dddceae9192e4f6d581- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD12435343
- Bitcoin block existence check
- https://blockstream.info/api/block/956302