Waltz for an Absent Lover

Recording by Christophe Marguet.

Recording identifiers

ISRC
FR9W12243600
CopyrightID (CopyrightChains transaction hash)
0x914c0ffab14d34decbcfb600cba9aa6e69e4a4a9647c3b50835c33a01fa2ac56
Copyright registration time
2026-06-07T15:31:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:d815b912e44a21b45ca7f13a7b2d6c720e6c522a97eb3d30f937a6f85afdd304

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.