Silbando

Recording by Osvaldo Fresedo.

Recording identifiers

ISRC
DEZZ52171419
CopyrightID (CopyrightChains transaction hash)
0x27bf1b3964ff753a75aaee37dcc8f7824708b37854637cdff8b61b264658a678
Copyright registration time
2026-07-29T13:48:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:7d9c12b7695f0ffa3e9c74ef12bc2bd93ff665532c3eb5a11b6e4248f1508ca8

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.