FREM OG TILBAGE PT 2

Recording by Carl Knast.

Recording identifiers

ISRC
US38Y2501715
CopyrightID (CopyrightChains transaction hash)
0x457450c0f86dcefe34ce899a8322370b9135b254e835f1548a1fa6b46c81a668
Copyright registration time
2026-06-09T19:48:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6b9b74d35c4ac47b495b9e57b2ef71a5a55b5c32d82463000aa0acacce6badad

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.