A Flor e o Espinho

Recording by Matt Brewer.

Recording identifiers

ISRC
NLGZ20110062
CopyrightID (CopyrightChains transaction hash)
0x526dfd5845337a6a3d65bbb4d570e490259c8b4662527ae5448a68ebd7f15d23
Copyright registration time
2026-07-06T22:38:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:858ac4b6b89c85500c3b9aa963926ee788dc26ef923aeeb750e9cc0279288121

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.