Spæll på fiolin

Recording by Knutsen & Ludvigsen.

Recording identifiers

ISRC
NOUM70800747
CopyrightID (CopyrightChains transaction hash)
0x5304fde33ee7f863ff112352ecd3774b8ef8ec8216ec691a994ab509dc4d645a
Copyright registration time
2026-07-31T20:11:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:7f1bb3cd9253f077e14566c4a130dafbcec351afc680ab3e66e61b6a1753dd19

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.