Sonate en état de jazz: III. Reflets d'un blues

Recording by Alexis Weissenberg.

Recording identifiers

ISRC
GBAJY0865609
CopyrightID (CopyrightChains transaction hash)
0xe8d8c4231962864c223dded54110943ea7f3f5a756b8d370b11dc6502efdf52b
Copyright registration time
2026-07-07T12:20:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c5363bd736c63675e650a2dfba11d87e7f7d1a4ea88004af598c70645243d841

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.