Promessa

Recording by MC Cassiano.

Recording identifiers

ISRC
BCV112200081
CopyrightID (CopyrightChains transaction hash)
0x1c960f5129fc80c7d3f95d18a0f922d676677788fa70131950e477ac0959b1b8
Copyright registration time
2026-06-22T23:07:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e3d515c197f22eec1f4e2b41005ecfeddf15a66ff15f995cc101e51aa6830541

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.