Day By Day

Recording by Masatoshi Kanno.

Recording identifiers

ISRC
JPKI07664170
CopyrightID (CopyrightChains transaction hash)
0x4abc53443d70f7d5d26599113919488882a1ce0ee52e80ccbad5e21bd093824f
Copyright registration time
2026-06-25T19:48:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b86a2338ec9b2ede4877690f0f0bb47e1cf2e9dd1e30934b18a101cf77129abf

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.