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Recording by Ryuichi Sakamoto.

Recording identifiers

ISRC
US23K1300027
CopyrightID (CopyrightChains transaction hash)
0xb120d187b6878723807371a702bfc6ca521d831e21db0eed6d97e7ec47a072e2
Copyright registration time
2026-07-06T20:19:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:4d21fdb8a6f9529849e0ed40474616d7dd16a5cd9619e862f43e0461f1991b33

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.