28 jours

Recording by Karkwa.

Recording identifiers

ISRC
CA60L1100011
CopyrightID (CopyrightChains transaction hash)
0xd7e56825106af86c41a4fb3fd216a9eaaca3378e62d802ec304df56bd8c96a69
Copyright registration time
2026-07-07T11:59:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c31e378c9ff935193120134a09b67ff9f4629b4f7fe6bd237ba38898357809df

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.