Classe A

Recording by Thiago Espirito Santo.

Recording identifiers

ISRC
BRTG72100004
CopyrightID (CopyrightChains transaction hash)
0x0bf022123da8f94c580327ec612119d12193dabdda432128903224a5afe55df9
Copyright registration time
2026-07-31T20:38:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57Z
Bitcoin block
960468
Canonical record hash
sha256:0f964a599b31529d2c388b4dc18074f764740ad06970e4a6fde33d2b58651c4f

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.