L'invitation au château, FP. 138: XI. Tango

Recording by Francis Poulenc.

Recording identifiers

ISRC
FR50X2077218
CopyrightID (CopyrightChains transaction hash)
0x53d40b031b59fd02dca965b369916bee2b6cb81feda830d08bada96b4734dddf
Copyright registration time
2026-07-06T23:20:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b2957705e0238f9fbccc1cac8cd8528080eda1bd4658cafe9f3bac611160e8f9

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.