Tristeza

Recording by Matéria Prima.

Recording identifiers

ISRC
QZNJX2338680
CopyrightID (CopyrightChains transaction hash)
0x5d18944233446b5d0c77f1dadad4d13ce5ecf2d6dd2582774322a9037849cdba
Copyright registration time
2026-07-07T19:16:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:bd1d9bfe21306f9e7eb48c422c8c07e2cf6dce22927dc38c498eda2d72c37a26

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.