F and G

Recording by Masaru Yokoyama.

Recording identifiers

ISRC
JPKI02410364
CopyrightID (CopyrightChains transaction hash)
0x4da52ad96460c1283d246facd0995f8018fdc9a724ca54db5476e9a4b6f6266e
Copyright registration time
2026-07-07T08:36:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:51522dc7535cf539ea89f69b333a1c6800e1b428a336e6996ff55b51ffae63b2

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.