Pedra por Pedra

Recording by Paulo Ohana.

Recording identifiers

ISRC
BR53P2400004
CopyrightID (CopyrightChains transaction hash)
0x2ec0fdb9048aa829f8dc35ac7b6fe601233332525635fcd6c6daebaebfdc35d3
Copyright registration time
2026-07-07T21:44:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:77cf5cad68e9f6f01b1a240787b1f5d6db95008679eba703d94de66485d43677

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.