Sommer Og Sol

Recording by Birthe Kjær.

Recording identifiers

ISRC
DKBKA0400043
CopyrightID (CopyrightChains transaction hash)
0x63dc025372b7baeb5246a741586227328da58e29f3021c34ae8e93891b7ddae6
Copyright registration time
2026-06-04T16:53:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:05e2874ad86c518434cc6286685cb499d07435a4efee0ce59736842fdbba7528

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.