Bergakungen, Op. 37, Act I: Vallflickan ensam

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAC9917090
CopyrightID (CopyrightChains transaction hash)
0x81726175aaeb800f8174c83392efbfd835349557e326f0a25e318d3618c16a50
Copyright registration time
2026-01-28T20:24:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1fa14c5ce601858df9399892383939944ca9352711bf988bcd791a7e6803323b

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.