Winter Wonderland - Bonus Track

Recording by Jan Smit.

Recording identifiers

ISRC
NLUR61500038
CopyrightID (CopyrightChains transaction hash)
0xa19580b12c7de96dd925e49685c37c98eae8ba077db3f9e7b5d0637633dbf7b6
Copyright registration time
2026-07-30T01:32:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T01:34:28Z
Bitcoin block
960187
Canonical record hash
sha256:a17d2089421a23da78e0b94d2ec2b56b75aed73cdb4ffcc33d9859fcafb0e9f6

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.