A Promise to Keep

Recording by Yoko Shimomura.

Recording identifiers

ISRC
JPA841600400
CopyrightID (CopyrightChains transaction hash)
0x2a5e753e9cd9f625a9a04cccd6bde685a9518e9e6b3cc42749328539f7d34d2c
Copyright registration time
2026-06-25T17:27:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:319abad810bbf7bcd8b291b85692e9acfcc3be08e0a7f25817a84471d3673e2e

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.