永遠に

Recording by Sung Si Kyung.

Recording identifiers

ISRC
JPVI01816421
CopyrightID (CopyrightChains transaction hash)
0xaf92772308059048fb71f4c56c13e06a1edc226a596e897ed70ad2c321d78dc2
Copyright registration time
2026-07-07T00:17:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f0117b7b20dc2976ef8fbf6a8ab69e2a4c56e2509132e6d84af21d819e9d9b62

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.