WALK ON AIR

Recording by Yu Sakai.

Recording identifiers

ISRC
JPU901502734
CopyrightID (CopyrightChains transaction hash)
0x8a92559b9fa2781ecc287d94607330df9e06cacd5d0e9a845d4ce8b08f769897
Copyright registration time
2026-07-31T13:27:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:82456e52be47e3c10d3dc6e98b9c214886b8cb6f8a5591d77b9a5b5424079a6d

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.