Himno de las Juventudes Mundiales - Remasterizado 2021

Recording identifiers

ISRC

CLAA22100120

Release date of the album this recording appears on

1968-11-20

CopyrightID (CopyrightChains transaction hash)

0x1f2169e69a7ebf037879d7704e1c9661f07079996346ea2f5f354c40fbe4636c

Copyright registration time

2026-07-30T09:05:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T09:37:10Z

Bitcoin block

960236

Canonical record hash

sha256:62497f6a554284750411f46ae9d6aef6d6eb52039f4db9a8e7812e61fcdb11fc

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC CLAA22100120

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.