Matemáticas

Recording by Lizzy Parra.

Recording identifiers

ISRC
QM4TX2343293
CopyrightID (CopyrightChains transaction hash)
0x3954fdf7d2ceca3dad47893aafb50cadfad459f69c54d12e710359152353ff38
Copyright registration time
2026-06-08T12:56:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:709e989725a8a0c607a22d297a0270b2eed2946812146334606e4dbb607a1a26

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.