ISRC USCM50200016
Verified recording
USCM50200016 is “So Serious” by Mack 10,
registered on the CopyrightChains blockchain with CopyrightID
0x5b93ad97ca04fe099d2d7bd8892c5372e6365df2d7b08cf9f08b6c0946875a92 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/USCM50200016.
Recording identifiers
- ISRC
- USCM50200016
- Title
- So Serious
- Artist
- Mack 10
- CopyrightID (CopyrightChains transaction hash)
0x5b93ad97ca04fe099d2d7bd8892c5372e6365df2d7b08cf9f08b6c0946875a92
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:b67ac428df217c8ca9962091cd846272edad89089301ffcdc75f85692ae700c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCM50200016
- Bitcoin block existence check
- https://blockstream.info/api/block/956302