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
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:360c08c97890a6d7c7a017c2852f0192a743da18dd153b5195c9295f34ba20f9

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.