海の声

Recording by Taro Urashima.

Recording identifiers

ISRC
JPPO01511360
CopyrightID (CopyrightChains transaction hash)
0x8713fd77f877fd9ed7135fd787971bc4c3f698560fe792c4b2043fcf64285488
Copyright registration time
2026-06-26T14:23:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:7a33fd7d7baa0bb1b49b4c82a50e3bfce6b2245bae76bc93a57ea9db96548bcc

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.