Takarajima

Recording by Hitotaka Izumi.

Recording identifiers

ISRC
JPF311600052
CopyrightID (CopyrightChains transaction hash)
0x8daa102e7ceaf9e1a4e4ddeea6b2b236fdce2d90f1d1c37f933733724845f61e
Copyright registration time
2026-07-07T05:51:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bc6baedad4ec20680039ecca312d83620d4ea3022e0a715121c43f8a52b388ee

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.