Digital Boyfriend

Recording by Rumi Shishido.

Recording identifiers

ISRC
JPB451704494
CopyrightID (CopyrightChains transaction hash)
0xb49170bfac9ae2b3af9d0ea891b795d316a8111cdb7f67fc2cef1183776b28b8
Copyright registration time
2026-07-07T23:58:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e050d62f9a9240fdb7cf6f40c352f38a462b7c6140c0fcb7ad5999f5f38f75a4

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.