Le chat sur toit

Recording by Nils Landgren.

Recording identifiers

ISRC
DEA891900152
CopyrightID (CopyrightChains transaction hash)
0x4c60fe0beee7c7de3ad06134705a2c5518549452c14cc5746d183b38f2cad185
Copyright registration time
2026-06-25T06:28:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:7990af52c4111251c599275e438367644f9873f6e0b9958984ca184d8db9d352

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.