You Know...(Pt. 1)

Recording by Ozzy Osbourne.

Recording identifiers

ISRC
USSM10110216
CopyrightID (CopyrightChains transaction hash)
0x4a9330d635ea79d86245c59d2d1d2cf1e15aaa6b0c1cf332b5cd906b99d16dc3
Copyright registration time
2026-06-09T04:28:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:2e276e9a8d7bf2091da0137738623013ddbde1183d524209299d3a692e7142b4

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.