BUBBLE-cho.

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPTF02213016
CopyrightID (CopyrightChains transaction hash)
0xe37b11747c9efc556d86f877c7821a9d48327c897f34103789ee5bbfec8fea06
Copyright registration time
2026-06-07T12:23:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:ddfd270ef58ce44c3eafeb98bb3fc850c18786ad74d080a3fcc859ecb2abf764

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.