Nativa

Recording by António Zambujo.

Recording identifiers

ISRC
PTBM21300003
CopyrightID (CopyrightChains transaction hash)
0x9f1fa1d5a53add1cb347918584142aa471f41d6762180c5b0dc386b315be7945
Copyright registration time
2026-07-29T14:56:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T15:22:21Z
Bitcoin block
960121
Canonical record hash
sha256:e97ef7612094c5511591d36621c994470ef01292577a8485ac3f2c084e9b255e

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.