”+4”3

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840700311
CopyrightID (CopyrightChains transaction hash)
0x12cb50b2984ccbbc1183d99877b736f54f9a89a8d1d3160064c7eb64db6e2eb0
Copyright registration time
2026-07-07T14:55:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8540b5e97fce874d6e04eb0b5680d079d21308c4557c0c4a1b1bd94557d81ef9

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.