Ouverture

Recording by Duke Ellington.

Recording identifiers

ISRC
FR8X02301586
CopyrightID (CopyrightChains transaction hash)
0x2c382e63e017e62d3ea0ed035375b09a43e0084821a76b7a41a03a0a0427152c
Copyright registration time
2026-06-25T06:58:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6ae7065c5579df1e06935fbbcfc5117300ac244cb92ea1d77d3c27956df074bd

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.