Vårsång

Recording by Wilhelm Peterson-Berger.

Recording identifiers

ISRC
DKATA1001705
CopyrightID (CopyrightChains transaction hash)
0xd99041c8c587d723fbdcfac6ef56e88626114cc27b761540c80f6b3051d4f515
Copyright registration time
2026-07-07T15:16:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8ea38cda8ca6731986861567a709a0e975cfc3be4f630304ac01d5bdca596a3f

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.