Maio Maduro Maio

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2100528
CopyrightID (CopyrightChains transaction hash)
0x012787fa0afbc3f87dfd9fbd5c79fcfac83b2b722b53600a0b7d76afc09a5107
Copyright registration time
2026-06-11T00:48:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:bd82d0ba8c32a6f731c5ef77e3629a00c7139e33393288ea46803423a8ce3aea

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.