旅立ち

Recording by Chiharu Matsuyama.

Recording identifiers

ISRC
JPCO09763270
CopyrightID (CopyrightChains transaction hash)
0x85bbac11951a0d62992a8403f2b67d7c85e98539d35fd28b8182909b408c0790
Copyright registration time
2026-07-31T23:40:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35Z
Bitcoin block
960481
Canonical record hash
sha256:e6a6c7dbf8e97dbe678bac65fc7994fd5d8e4d49f5c2cf4bcf1e504960fe8b95

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.