Naquele Tempo

Recording by Hamilton De Holanda.

Recording identifiers

ISRC
BR56L1300022
CopyrightID (CopyrightChains transaction hash)
0xf8a488443066dab8c5aa3983744a68dade77b9d5b59b03c28280e51b5bfbc1f8
Copyright registration time
2026-07-30T22:42:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:548468a3d7b2049ac5468d6be13d44ef8e1fcb6f1290ea596cde42fd90fecafe

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.