Det er juletid

Recording by Martin Brygmann.

Recording identifiers

ISRC
USWD11783613
CopyrightID (CopyrightChains transaction hash)
0x538711a6a452e816fcb68afef0b6d7f39b66442e79957af3ebde5bdf4243135c
Copyright registration time
2026-06-21T07:58:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f48d9e71de0215a24cf928601a76cec8d402f9ca00e787c47aa2cdb8d044d14b

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.