B-Boy

Recording by Macklemore.

Recording identifiers

ISRC
USHM20953844
CopyrightID (CopyrightChains transaction hash)
0xed63c526de6d1a70478263cfbd836e3d731c5ed5e53186d0761ed0335771e0c2
Copyright registration time
2026-06-08T09:04:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:f607c5ed53564d8f892297ec48a38dd727511610ee0c695beaf6004e80546fc6

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.