Symphony No. 9 in D Minor, Op. 125: I. Allegro ma non troppo, un poco maestoso

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
DES381214501
Release date of the album this recording appears on
1976
CopyrightID (CopyrightChains transaction hash)
0x108b466634c40c4c99b195f6ce6843a7b24bb2a7a5a074215f1af9debc665e42
Copyright registration time
2026-07-07T22:01:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e209f5e4d3ba59efb4aba5991b7655206ad874c0c0d72ea0b331f9c644fb732e

What this proof establishes

This recording was released in 1976, 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.