Silbando al Trabajar

Recording by Yolanda de las Heras.

Recording identifiers

ISRC
USWD10527363
CopyrightID (CopyrightChains transaction hash)
0xa03886a10356b48647760b60c36244a0953f4d2f0ea5b49bc75b3daed67c6fdc
Copyright registration time
2026-06-06T05:10:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b571dbe6102b0723a0777ad0c3f73c528ca27ab6628afba57f5c4d8b963668d0

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.