Questão de Tempo

Recording by Vitor Fernandes.

Recording identifiers

ISRC
BCTOE2100107
CopyrightID (CopyrightChains transaction hash)
0x0de929c2bf8d32d79f286469a643363a33e624d95e4856de1a1acfde4f60c8bf
Copyright registration time
2026-06-08T12:19:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0c40dd74c788f5203c684f27187c71b7c159ee8ae4a77fb4611b72c2204f495f

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.