Maldita a Hora

Recording by João Só.

Recording identifiers

ISRC
PT1HL2000003
CopyrightID (CopyrightChains transaction hash)
0x3546389664c0fc5e11ed8a16f07faa24089c6c77114677c1687e6c0fcd8041c7
Copyright registration time
2026-06-09T11:22:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b4f5a6ac1c32c916b11b89b71ca3dfc46f1708bf4cc0bc0a8bbde35a55302efa

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.