A Pipa do Vovô

Recording by Mr. Catra.

Recording identifiers

ISRC
BRRGE1300767
CopyrightID (CopyrightChains transaction hash)
0xb7f43e24900c000ffc81760b82e6b587b5789626231833d51eea2eb33e312f03
Copyright registration time
2026-06-20T02:11:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:204c049d36dfcd7b0249227b5a791b5f96f274a597a45148b74721c124580e62

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.