Cartão Black

Recording by MC Caverinha.

Recording identifiers

ISRC
BRRGE2300377
CopyrightID (CopyrightChains transaction hash)
0xb1af8e5de6d8c1ae7b4363fe2b787014d7f7fbbef6b9f35d9a8156853f5efffa
Copyright registration time
2026-06-01T11:39:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f980dcaf30866a850012a8d34e62ff68efe0bfe3ebb6a3ea4366aa976e3a7f46

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.