青空

Recording by KG.

Recording identifiers

ISRC
JPPO01216328
CopyrightID (CopyrightChains transaction hash)
0x8b7476937b2eb814fe803d6e9a52387ae40e0a9db8e233721dfb5ea612c0fa5e
Copyright registration time
2026-07-29T14:11:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:07d9f410785a2ec1b08c672fa3dba4d2dd42aa48a36d61d8cf9fbdb3f00b8dec

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.