Hungarian Rhapsody No. 19 in D minor, S.244

Recording identifiers

ISRC

NLA507300089

Release date of the album this recording appears on

1974-01-01

CopyrightID (CopyrightChains transaction hash)

0x78bc848619e6fba401e9ed1dec58f7f4a77e1e0a4815a4b2158c425c6cbc5ea8

Copyright registration time

2026-07-30T07:08:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T07:28:30Z

Bitcoin block

960220

Canonical record hash

sha256:fbf22ed5958b22d18fe64b0c0db080c4587d02c773acc5eb3b13d88626903d64

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC NLA507300089

What this proof establishes

This recording was released in 1974, 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.