遠い約束

Recording by Kaoru Kurosawa.

Recording identifiers

ISRC
JPKS00501241
CopyrightID (CopyrightChains transaction hash)
0x572f4c1bed7263ee91f68bc1a6555ae625ab442002fb76bb168881f653e61f9d
Copyright registration time
2026-07-06T06:53:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:2c73ab974c1083257419585da82dfe0a128372ab159443671ddd8a16771fa942

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.