Intro

Recording by Duas Caras.

Recording identifiers

ISRC
USCGH2091031
CopyrightID (CopyrightChains transaction hash)
0x06d5fc6541cbf1efe958f0bafef63e9a37f4b0610b0a79c7af9c6721e34b218f
Copyright registration time
2026-06-25T13:14:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:67132c3dd4570eeea804c8ae31e11d45ea438b75e210f66c13c0f7d261e90d15

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.