4N

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE302100515
CopyrightID (CopyrightChains transaction hash)
0x57f3f7353bc274185303862506bd77a564d46581533d2c46192317df5cda688b
Copyright registration time
2026-06-05T11:45:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:5eaf6967e40f256d6e6ff46eb76515551358aff398af3da125e3c17f44a417c0

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.