Dois Mil e Oitenta

Recording by Valdo Reis e Pratini.

Recording identifiers

ISRC
BRGDT1700082
CopyrightID (CopyrightChains transaction hash)
0x79e0410fafa010ad8037eeec9a635e3730983ea63af31c6dcbcc28eddedd7004
Copyright registration time
2026-07-30T19:34:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:09:33Z
Bitcoin block
960302
Canonical record hash
sha256:eef277f00592bce10ece1e6b83b37c2114a87b4239cd40581b83db8ffefba99a

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.