Tristeza

Recording by Toco Preto do Cavaco.

Recording identifiers

ISRC
BR19C1308956
CopyrightID (CopyrightChains transaction hash)
0xc53f77504976d1a473dc3fa065581275e098d9bb0e1f76f3e43333e24715c1df
Copyright registration time
2026-07-08T00:26:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:30bf3d01dac0caa6c411b3397143d704f8628051a283ce55128d4b5fbd230526

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.