2ndBUBBLE

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPTF02213013
CopyrightID (CopyrightChains transaction hash)
0xfc9787b00db16c7e9bbda6f6a4235171f95d03ad57acda19a1909a5e9530ec51
Copyright registration time
2026-06-20T03:07:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9f2475267e01a3aaf73a8097d0321afaa52845543b97d0c060b778eae75d2999

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.