Movimento de Primavera

Recording by Alexandre Guerra.

Recording identifiers

ISRC
BRARP0100050
CopyrightID (CopyrightChains transaction hash)
0x83b37c735d8417750fda368961e48870b33c507a93952b636292d98f1668c0ee
Copyright registration time
2026-06-06T11:29:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:36630b61de4477096a8ed3c1476b9a8f3ed392ecf7d9aad3dcb7a7b1e9af4352

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.