Une agréable soirée (Tune for a Pleasant Evening)

Recording by Tsar Teh-yun.

Recording identifiers

ISRC
CH1396643306
CopyrightID (CopyrightChains transaction hash)
0xd1300941bb5e1f57efc53f8fed39f809bfb73731f7375a28354d956f15d93b0a
Copyright registration time
2026-07-07T21:13:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:76166a2fdb6dc9695b3abd8ddb7d8c6b6cbdef2dfef493f7f16076398e87abed

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.