Cassatchok

Recording by Birthe Kjær.

Recording identifiers

ISRC
DKBKA0400682
CopyrightID (CopyrightChains transaction hash)
0x5624b4b508841aef54807fc65556d70a9af61eeb470f016967c3ac4856af0cbf
Copyright registration time
2026-06-27T19:38:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:fbfc4d435df3c5008654c15372004cf73d9cff85fef8a596fb10fe80a3c7406b

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.