La Carta

Recording by Violeta Parra.

Recording identifiers

ISRC
ESAAI0255824
CopyrightID (CopyrightChains transaction hash)
0x69a979525ec88dfa128faae77738b3124dc4c63a74583b7fd4055da764e0c9e9
Copyright registration time
2026-06-10T07:59:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6de155c638e183e2951314c015f38c47db2b979d011acc442d177de765646309

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.