Sonate pour flûte et piano: II. Cantilena

Recording by Francis Poulenc.

Recording identifiers

ISRC
FR1P71101120
CopyrightID (CopyrightChains transaction hash)
0x25dbf8ea0d3a05cc20d59437105e382dc683b5dab857d451ae68e97129a0ed30
Copyright registration time
2026-07-06T00:55:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57Z
Bitcoin block
956856
Canonical record hash
sha256:973e6ea84c134a471b8081213a767fd0f8560e48ba84acadcd6dbdedc0e6bf9c

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.