DECEMBER SONG

Recording by Kazuhiko Kato.

Recording identifiers

ISRC
JPTO08720040
CopyrightID (CopyrightChains transaction hash)
0x82c08e05b82ba696834ecd246fa418d3ab0e24399689764db257d1f990dc6213
Copyright registration time
2026-07-07T22:50:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:7211413c5f4dc75f47aaa7d9bc49f84d9c0737e4b7857019f39ed68b79d419e6

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.