O Mestre Já Sabia

Recording by Mc Kadu.

Recording identifiers

ISRC
BX7P32300436
CopyrightID (CopyrightChains transaction hash)
0x5081fcffdf391c083a468d1cdf85af9b23a0ab3251a01bf6bb67dc0f92e00236
Copyright registration time
2026-06-06T09:28:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d58439f7b7a3152205c579593cefef36e744c7103b91ba5235747bd6e92777fd

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.