Han kallade sej själv en bluesman

Recording by Nisse Hellberg.

Recording identifiers

ISRC
SEPQA1400346
CopyrightID (CopyrightChains transaction hash)
0x489fc17b327b4ac1339949fc9bb8d6c16c4a2b9eb32e74675fe58ef0618563ed
Copyright registration time
2026-07-07T05:01:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b622fc52b2b25f40f184d4cc5b1c09578512ec444525d44666d17c5c4d72976e

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.