永遠が見える日

Recording by Yumi Matsutoya.

Recording identifiers

ISRC
JPTO00401688
CopyrightID (CopyrightChains transaction hash)
0x5b2922befd5b7f7f0d730d3a787d5220b8082918790ed78ed2b3289b1df86620
Copyright registration time
2026-06-26T20:54:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:201b8cabd47a174d94a5c9d275396993e07b861aeaf729c76b039a6f6d23b4bf

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.