Dear Don

Recording by Christophe Marguet.

Recording identifiers

ISRC
FR9W11926294
CopyrightID (CopyrightChains transaction hash)
0xb3c8b4f42c07243bd45daf99f574d1aedee4fd35a6bdef3f3884abc35c7bc0d2
Copyright registration time
2026-06-05T13:57:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:0f3263d8235928c8b447e342cc0b0cb60dde17b9ea161687193c2a1be21da784

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.