Final Call Off Vocal Ver.

Recording by Yoko Takahashi.

Recording identifiers

ISRC
JPKI02117227
CopyrightID (CopyrightChains transaction hash)
0x2588b474d466d64c9e0cd0fcb326efaa5a46690e2e6a6c9577ad5134a4bc35ed
Copyright registration time
2026-07-06T22:01:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e0040d474aa84904a6ca450f24632f32c2bd839b510f0863d25364f055c25d17

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.