Chavão Abre Porta Grande

Recording by Itamar Assumpção.

Recording identifiers

ISRC
BR2I31000026
CopyrightID (CopyrightChains transaction hash)
0x4d1e5d4b6697f3cba4ab4b962d9940312b9a6adde8f4503f4436a1c85f5588a5
Copyright registration time
2026-06-24T17:18:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:abb00aa5321670ac9dca4ebff30b0a0aeca650d7ec7eade62a1331bfc9673d67

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.