Nu ska´ vi opp, opp, opp

Recording by Lasse Dahlquist.

Recording identifiers

ISRC
QM7281450040
CopyrightID (CopyrightChains transaction hash)
0x3f9246bf731e11bea1b5dce0686f6b0b6ff4dc30d55f14383bacb69a674c578b
Copyright registration time
2026-01-28T18:20:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:81af2568aec4a898ddfe3f2f2e57f8dc036d1cf88ab056f734b0512363256beb

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.