Companion

Recording by Kim Dong Ryul.

Recording identifiers

ISRC
KRA381210111
CopyrightID (CopyrightChains transaction hash)
0x15a354f7d38f85fd300a5c8ee9d0901b1ab1a530fda4edb0ba4dc8ea22b570e9
Copyright registration time
2026-07-07T01:54:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:631a077aa2f4397504038ba8bfb3db03255ec37dfb2d47046de3fa1c5d5ea4fc

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.