The Ruins as They Were

Recording by Kotaro Nakagawa.

Recording identifiers

ISRC
JPG750800490
CopyrightID (CopyrightChains transaction hash)
0xb9bf909f13e7005bae4411d2db7b9f68dc9cb0baaea52d31196c65dd7a07d4f2
Copyright registration time
2026-06-07T18:42:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:47b5e15359f5857ece50bda23432356e8e64d47df53b28a7415aeb82758cb7ac

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.