A Mad World

Recording by Jaap Reesema.

Recording identifiers

ISRC
NLP761000224
CopyrightID (CopyrightChains transaction hash)
0xd9ba268d1577aa1e3e2e0c6017f83e46635cc2af77b3c00e4c575cf31c1afef5

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:13:03Z
Bitcoin block
960500
Canonical record hash
sha256:9a56e819f974927ba51edfb0bacfee985a4be778a06cfbc308811610a285cbda

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.