Sorgenfri

Recording by Shu-Bi-Dua.

Recording identifiers

ISRC
DKASA9807009
CopyrightID (CopyrightChains transaction hash)
0xeb2210a6caa6cce5ccce787954d761b26add69019251b5d2d24adc8ecef9307e
Copyright registration time
2026-06-11T21:31:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2e789888a7235f20f1568e4fe24b16de17548e9213769f921cb1efe2c9e4d077

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.