First Sign of Madness

Recording by Deep Purple.

Recording identifiers

ISRC
DEH841300051
CopyrightID (CopyrightChains transaction hash)
0x4fd824a2c4c8a8ecfd556ff5aaa8ea04111629239a19521e0dd1df137ddf8e25
Copyright registration time
2026-07-06T09:09:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:53:33Z
Bitcoin block
957819
Canonical record hash
sha256:e26e9b6d364a9e40e1ac9121d3c94447899ab62336e4d7d40724dc8d26ad8670

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.