Tempo de ficar

Recording by Carlos Leitão.

Recording identifiers

ISRC
PT9HQ1900086
CopyrightID (CopyrightChains transaction hash)
0x8ebaa014e548513e629e0f6d1d419243672825b75dbd6c50934a84c5175028f9
Copyright registration time
2026-06-18T06:19:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:2e2fb0fc5847a3208c903b2d36ec9cad0783b8582aab197ebde5058094b9a625

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.