Um Poema Só (acústico) - Ao Vivo

Recording by Chico Rey & Paraná.

Recording identifiers

ISRC
BRAPI2100236
CopyrightID (CopyrightChains transaction hash)
0x7c5efeec0121506465d296e71eaf891266fd7fdc4c04aad6b7a008df4be64084
Copyright registration time
2026-06-10T04:03:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:1136dd38d9230d805d370fa71c6ae9dd650c3f286a0209de88dc1bb14da1dfbe

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.