Nada de nada

Recording by João Pedro Pais.

Recording identifiers

ISRC
PTPP11000011
CopyrightID (CopyrightChains transaction hash)
0x4793a75399d791107c64e5bf7c0cb3df776afefebff94905d935057c18ead6d1

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:44:50Z
Bitcoin block
960266
Canonical record hash
sha256:484ec09c2962ccb30bb042e672513116f288e73d3361958683d05f47111e62ec

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.