4Eva

Recording by Coko Yamasaki.

Recording identifiers

ISRC
QZHZ42043424
CopyrightID (CopyrightChains transaction hash)
0x15b0f4781988647f02fc52c4229612bbbb77899141710db8065e3e6d2e81e42e
Copyright registration time
2026-06-07T13:46:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:fd45b2eae1243c7b9beb572dd7b2645fd061cb293b53f5b674792b3a53b82328

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.