Un Saco de Calamidad

Recording identifiers

ISRC

QZZ972311988

CopyrightID (CopyrightChains transaction hash)

0xd1dce89db3cb71d24e1815f9f16844350a98d5ae1331b005ceee74d1e3b313f5

Copyright registration time

2026-07-29T18:09:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T19:35:34Z

Bitcoin block

960138

Canonical record hash

sha256:a30311bb61e9981959baf6039c2ca12afa31cc89bfd2f8237a4d47e506493111

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.