Jungfrun under lind (Nicolai Gedda)

Recording by Wilhelm Peterson-Berger.

Recording identifiers

ISRC
SEBAC9606080
CopyrightID (CopyrightChains transaction hash)
0x4b2df0af09a2ef6fa5b83aa080a670975e32c3c02e800df71a59037cce3b7701
Copyright registration time
2026-03-20T05:13:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:092eb90b0e4b43e14945104fb5661f6a1c6e0ceca0dcf2fc42cff3dfd7683928

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.