ISRC DEF057602655
Verified recording
DEF057602655 is “Symphony No. 9 in D Minor, Op. 125 "Choral": IVc-j. Presto. O Freunde nicht diese Töne – Prestissimo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xbae04e5677c89a7c161544043b69d74eceeb4bbbc913f552eadc1b6cc0a24779 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057602655.
Recording identifiers
- ISRC
- DEF057602655
- Title
- Symphony No. 9 in D Minor, Op. 125 "Choral": IVc-j. Presto. O Freunde nicht diese Töne – Prestissimo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xbae04e5677c89a7c161544043b69d74eceeb4bbbc913f552eadc1b6cc0a24779
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:929dfed832512582568b09f00a2de424f57db0af8721653e66c6423e9a03d513- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057602655
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Symphony No. 9 in D Minor, Op. 125 "Choral": IVc-j. Presto. O Freunde nicht diese Töne – Prestissimo · Machine-readable JSON-LD