Proposta - Acústico

Recording by William Santos.

Recording identifiers

ISRC
BRTW82100274
CopyrightID (CopyrightChains transaction hash)
0x565f1c1c8fc2f40e687fe8440c63205c9c87f685dda0b3b63e16ca5ac5bb98cf
Copyright registration time
2026-07-07T04:46:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8cb9f84f3919102251dcfb3b3fc69a7dfc61d4b18b13b636f37a196721116744

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.