Lesson No. 11

Recording by Andrés Segovia.

Recording identifiers

ISRC
BXRHI1800074
CopyrightID (CopyrightChains transaction hash)
0x332a54cd06dcf23b47691d5c277b2b69cb44cb35c9cc527e1f7bbe94f9343e1f
Copyright registration time
2026-07-31T19:35:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:1038330dd46ce53595459ba4117646e87004480eba0407322369796b4aed4f48

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.