ISRC DEF059204996
Verified recording
DEF059204996 is “Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde nicht diese Töne" -” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x84fe4a51d5fa22f5216d5dd0abbc9992ff389a429177ff41f8c542068915e122 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059204996.
Recording identifiers
- ISRC
- DEF059204996
- Title
- Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde nicht diese Töne" -
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x84fe4a51d5fa22f5216d5dd0abbc9992ff389a429177ff41f8c542068915e122
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:be34a3cdeeecc3e6acaa71876271d45cc7107d3ab51c75fb93965bc3ae7036a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059204996
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde nicht diese Töne" - · Machine-readable JSON-LD