Gyngesangen

Recording by Povl Kjøller.

Recording identifiers

ISRC
DKABA1103309
CopyrightID (CopyrightChains transaction hash)
0x90c4c863f4eef14076b8892558d4f83e1a92da0c9dd61cb314c0c65e1b55d3dd
Copyright registration time
2026-07-07T23:56:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:72d0849b242476a7d8b8bc3bc243ae5a7452b82e5b3b3199b79b2d647cd9b722

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.