Cruauté D'Un Songe

Recording by Marcel Martel.

Recording identifiers

ISRC
CAK922102069
CopyrightID (CopyrightChains transaction hash)
0x8421c7b93d22659f422026972a2cc8e75a618cc48c8a8938f4787a2e64d6acc4
Copyright registration time
2026-07-07T15:26:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:76e1ee8174b975eef151994cba5c1e5fc0664bc00ef616a08dc1e97c75f79e09

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.