É ou não É - Versão inédita

Recording by Amália Rodrigues.

Recording identifiers

ISRC
PTVC11800090
CopyrightID (CopyrightChains transaction hash)
0x477cbebd3d21a371be033cca078d81488bc13a4f7309f74dfaa24b43cf06f200
Copyright registration time
2026-06-09T20:46:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:552c9aef9792931f267bde57ecba9b90abc923a37b2b485f27a3b8b71cbc03af

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.