Língua De Preto

Recording by Pixinguinha.

Recording identifiers

ISRC
BRBMG4900041
CopyrightID (CopyrightChains transaction hash)
0x7ca3a3e34d64caee213e6d5e251cae5c2f11bb98380882340d874b1d1a0d302a
Copyright registration time
2026-07-29T12:03:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:41:21Z
Bitcoin block
960106
Canonical record hash
sha256:708eb6becccc04da24872ce67a4bdf2f0ae3eaf00bf6ba7f3c25324629a48ff6

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.