Och jungfrun hon går i ringen

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA2202220
CopyrightID (CopyrightChains transaction hash)
0xf9ffefd98ca75b387a04354e36f93400be790e099f5953ef195ad9e6befb25c8
Copyright registration time
2026-01-28T19:58:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:50ff789bb5cd0d14321cc5487d906f313fe05dcc6943c6ca0b0712000e77c9c5

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.