Vem som helst blues

Recording by Lars Winnerbäck.

Recording identifiers

ISRC
SEUM71400506
CopyrightID (CopyrightChains transaction hash)
0xd108a5282397caa5adabca1d0c184d126ab7c160345f006c047a6a7c287930bc
Copyright registration time
2026-06-19T22:23:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:bcd1a1c57ad826196e826aecba2c2f46ad73b3583d9dbae2bd05a7ca36bc86dc

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.