Lost Things

Recording by Sung Si Kyung.

Recording identifiers

ISRC
KRA491401316
CopyrightID (CopyrightChains transaction hash)
0x405b872a50afc238c8d9e62facf959ae553abe399408c3a6f1b22c338a49faa4
Copyright registration time
2026-06-25T04:32:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e1ae48f69a41b9b4ba91fbda5cc0c8a167ff3333e721880d94547d6ad651c76c

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.