So Serious

Recording by Mack 10.

Recording identifiers

ISRC
USCM50200016
CopyrightID (CopyrightChains transaction hash)
0x5b93ad97ca04fe099d2d7bd8892c5372e6365df2d7b08cf9f08b6c0946875a92
Copyright registration time
2026-06-21T19:53:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b67ac428df217c8ca9962091cd846272edad89089301ffcdc75f85692ae700c4

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.