都合

Recording by 君島大空.

Recording identifiers

ISRC
JPS801961214
CopyrightID (CopyrightChains transaction hash)
0x9cedc83c0394f37f6c5cfda544e7bb4f11dff0dce14cce05bfdc4cb29c0efdb8
Copyright registration time
2026-06-07T10:14:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:31e33c3df354555d80aa767d66c55a7f6d974fb6e2e0383ce7c3593ddb3b9e46

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.