Cara a Cara

Recording by Castello Branco.

Recording identifiers

ISRC
BRCWZ1700007
CopyrightID (CopyrightChains transaction hash)
0xc68582278198e6d2c1c879f5fb017624ea7a92ffe1fcbee74a1574d695618dba
Copyright registration time
2026-06-07T14:28:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:01cc38bf184ffa952dcb360ed728aaafadf4d6454c8efabc5c4d7535bf6a889f

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.