Cançión (untitled) (à 6)

Recording by Francisco Guerrero.

Recording identifiers

ISRC
DEF059530301
CopyrightID (CopyrightChains transaction hash)
0xfcd184a87927748525593faa54515be7e49a6c23ab8009da06c9cd81fe06db54
Copyright registration time
2026-07-07T09:43:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:34d649c2c8227f4607e63c92bb6754ba2809b7d3b18c792df3502078a91d9d19

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.