Porque

Recording by Matias Damásio.

Recording identifiers

ISRC
USA561278725
CopyrightID (CopyrightChains transaction hash)
0x9f87a2f06947a3e4b7a3047b7ef69b31cba7d8167c71fd57afae0c32a58ab6e3
Copyright registration time
2026-07-29T13:58:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:c0637b6d6f140a9372b4da5cd929d5d183bc45f5a942f9685d4f98b7334a327c

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.