Farewell

Recording by Kotaro Nakagawa.

Recording identifiers

ISRC
JPI102202322
CopyrightID (CopyrightChains transaction hash)
0x9906bb9b6dd28f81ce4600859e477330a29d9e5008ab023aaf9d94ab9b3f79df
Copyright registration time
2026-07-07T17:44:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7edc6cb808c711f70f7da54680f80e26ea8c8cc9bf3367ecf6818a95735c15f0

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.