Vem som helst blues

Recording by Lars Winnerbäck.

Recording identifiers

ISRC
SEUM71301574
CopyrightID (CopyrightChains transaction hash)
0x2b2c38640f40fea720256042b1830a4891efdf45d76e75231d2f75240ea72560
Copyright registration time
2026-06-05T04:43:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:fa47a464748027e2235780dcc3cd36f8697e9ab7d3c189258aa8b9d158cd23ac

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.