Blå

Recording by Gjermund Larsen Trio.

Recording identifiers

ISRC
NOGHH2353020
CopyrightID (CopyrightChains transaction hash)
0xe67acdae4dc03fe8233c1fa1593652db2e74c0e2491f05181622fd6faec7843e
Copyright registration time
2026-06-20T12:46:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f0640ac107a40888a43a648c27290a792ef297815f28ebf1dfe05a9fa2b57f53

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.