Mad World

Recording by Saxophone Rufus.

Recording identifiers

ISRC
DELJ82021441
CopyrightID (CopyrightChains transaction hash)
0x3f60b202fbe7110869dbcef0059e2da7c806d12c8ff10c79b8e83f2646abb12c
Copyright registration time
2026-06-09T23:26:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d86a549cc82a83545dc7928337b4931983b2bf8fbcb45fd096e546c55eed7db0

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.