ISRC DESR71609138
Verified recording
DESR71609138 is “Symphony No. 9 in D Minor, Op. 125: IVb. Presto - Recitativo "O Freunde, nicht diese Töne!"” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xc84dfbb4b9a77a9d3f721235b9a23b6d235faf86298fa6cc636f9a93e3e48ecd and independently timestamped
in Bitcoin block 959105 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESR71609138.
Recording identifiers
- ISRC
- DESR71609138
- Title
- Symphony No. 9 in D Minor, Op. 125: IVb. Presto - Recitativo "O Freunde, nicht diese Töne!"
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xc84dfbb4b9a77a9d3f721235b9a23b6d235faf86298fa6cc636f9a93e3e48ecd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T06:33:30+00:00
- Bitcoin block
- 959105
- Canonical record hash
sha256:39c30639cc38352758780ef25eb0d7172e6a99f4794cd5a130aa932268280dbd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESR71609138
- Bitcoin block existence check
- https://blockstream.info/api/block/959105
Full record
Track page: Symphony No. 9 in D Minor, Op. 125: IVb. Presto - Recitativo "O Freunde, nicht diese Töne!" · Machine-readable JSON-LD