72-:31 X9

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301800673
CopyrightID (CopyrightChains transaction hash)
0x65683c198e1f8fa6c6b0037c6faa97be708dd89cea34bdd743384e3893692b07
Copyright registration time
2026-06-10T14:17:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:c157050ecd0a7962cb887c356207220ac7d5cefc0aa3b4c445cd28de28e8e3f2

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.