Que Manera De Perder

Recording by Maria Jose Quintanilla.

Recording identifiers

ISRC
USJ3V1431426
CopyrightID (CopyrightChains transaction hash)
0x22c19186b4a22bfa66c749645794f06cb6bbc2aaf6e98e4a9234a4b5aaf6ec61
Copyright registration time
2026-07-30T22:08:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:099f60123cde9d20c512d57b1be42870c1ee3f98b33ee2f83f6283efe82ce568

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.