Trip to Okinawa

Recording by Matsuyama.

Recording identifiers

ISRC
US3DF2529895
CopyrightID (CopyrightChains transaction hash)
0x15d1afc3b355934bf1d99a7f1099e6b7d410f5b6651d465da992cb2ff765659e
Copyright registration time
2026-06-20T17:48:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:78c9d18e63db20da65eeef189401bb8e98a2f150a66f63f53d2e2678d5e58ce9

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.