逆光

Recording by Maaya Sakamoto.

Recording identifiers

ISRC
JPVI01770260
CopyrightID (CopyrightChains transaction hash)
0x8ff867cb9297cafa50b3ee875d1a97c4066b9d730bb2ed311a6beb989a2b8784
Copyright registration time
2026-06-06T02:36:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:36826aa76ce1c3422128aecb6ec0d8a6ac54802d245ce506c836f59d96500942

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.