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Recording by João Só.

Recording identifiers

ISRC
PTNS11300004
CopyrightID (CopyrightChains transaction hash)
0xf54e9855de39c3af9f4c6311598601196830d3d2fe0930369818e848d4708beb
Copyright registration time
2026-07-30T18:09:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:46:00Z
Bitcoin block
960294
Canonical record hash
sha256:237211f64824ebfe62c1611e3bf1cc561a38562c02c741a5f82e6b93d79c9097

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.