B-BOYイズム

Recording by RHYMESTER.

Recording identifiers

ISRC
JPP709800487
CopyrightID (CopyrightChains transaction hash)
0xb9cea9f73ca36abc5431869fe811de8368c5dfe71889f3b74e3753e57a1ac615
Copyright registration time
2026-06-04T15:57:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1edef434ae2953951956716e4697265466395c0d4cd379235ba6821e19b0e13f

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.