The Mix Up

Recording by Beastie Boys.

Recording identifiers

ISRC
USCA20704080
CopyrightID (CopyrightChains transaction hash)
0x78e9d31f23b905c54ef2ae18c7d4bfb4e64f4cafa339bc1d4c0a61b6f97f656e
Copyright registration time
2026-06-18T10:31:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b64e159c739579b247312e200222ed339d481f5b54417a05d86c5dfea6dc137a

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.