ISRC USHM81782637
Verified recording
USHM81782637 is “Smile” by Milan Polak,
registered on the CopyrightChains blockchain with CopyrightID
0xb3892398ea81a70b0785849fe3edc5e6b3d19a0a3b2550a95d1624ae5f498701 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81782637.
Recording identifiers
- ISRC
- USHM81782637
- Title
- Smile
- Artist
- Milan Polak
- CopyrightID (CopyrightChains transaction hash)
0xb3892398ea81a70b0785849fe3edc5e6b3d19a0a3b2550a95d1624ae5f498701
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:569b46b4fd3c99c43ad810ffbe26c07bfdd26021194e991e2c1cd9100216ac01- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81782637
- Bitcoin block existence check
- https://blockstream.info/api/block/957118