7 Chansons grises: No. 5, L'heure exquise

Recording by Reynaldo Hahn.

Recording identifiers

ISRC
FRZ131306010
CopyrightID (CopyrightChains transaction hash)
0xba1066b79bf6f6fa1739093389c837b9848ad54b7698f925d1a5009fca4bc3d7
Copyright registration time
2026-06-06T03:39:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:bc6efddab801d52bdc558b62009e0a26ef5a0e26d12c07e5c0602a7cbf2a968d

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.