Petite fleur

Recording by Contrabass: Karel Vejvoda.

Recording identifiers

ISRC
DER750623604
CopyrightID (CopyrightChains transaction hash)
0xf834d0958e0ef6cb838865699024e9e1935a804245382ba35be6c5b70be63a9b
Copyright registration time
2026-06-21T17:03:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4e64ad19a089eac02214699e027ac8d2d64a2b255573b500a40d077c3f9d3392

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.