Beat do Marquinho

Recording by Mc Kadu.

Recording identifiers

ISRC
BX7P32300764
CopyrightID (CopyrightChains transaction hash)
0x26b781bb168342cc610e4a292ca79f08013993e3394a90a73ef4bf533efe8036
Copyright registration time
2026-06-09T17:34:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3c55c2582ab5eb7053d0551d2565a1e3e1707ffc18618ec9a9cc7e66c01d39ff

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.