Poema 15

Recording by Victor Jara.

Recording identifiers

ISRC
FR10S1486173
CopyrightID (CopyrightChains transaction hash)
0x33356581b2189666e74e7084daa0cdd995f7542f7fe1af087798b35e7453577e
Copyright registration time
2026-06-10T09:01:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:792f1682f407220f803d9ccd8d97f9480032480a89bd6000d6c2890948692f3b

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.