VIII. Tempo di Boston

Recording by Francis Poulenc.

Recording identifiers

ISRC
FR50X2077206
CopyrightID (CopyrightChains transaction hash)
0xc1f0742afe5656941acf1242328a4ea0c2ff78c25f3c9553d1ebf09a1f0aa717
Copyright registration time
2026-07-31T19:26:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:a60faa20e9793c1d162591eb4c1e1e40523d6c20abac8188ab14442060598134

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.