Vai no Chão

Recording by O Tubarão.

Recording identifiers

ISRC
BKNKT2301983
CopyrightID (CopyrightChains transaction hash)
0x53632787c4664a6cdb0b06bf9a4dc2c1f8bad52a183309c2b11c4e57f2687d85
Copyright registration time
2026-07-29T17:07:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:23:05Z
Bitcoin block
960164
Canonical record hash
sha256:b83946f2ab91d6a7c2f1ea8d885e9f2c62a033e5934e5a23f84e9cbce71fbc86

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.