Cando caia o sol

Recording by Peter Petrowski.

Recording identifiers

ISRC
ESA092410362
CopyrightID (CopyrightChains transaction hash)
0x9afc689facd7700590b1ebaab4f8808f6a771e93d4d330c774a197952d2ffc59
Copyright registration time
2026-06-21T18:46:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d11425476ed5114ce9111f68693f22d2071e7472b86973a9ec3d4df64988a643

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.