ISRC DEN961801753
Verified recording
DEN961801753 is “Grand duo concertant, Op. 48: III. Rondo. Allegro” by Carl Maria von Weber,
registered on the CopyrightChains blockchain with CopyrightID
0x27f4837abf436778b29adfd2936d07ecf046323e2448c394bea4c9a9b4b254d6 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961801753.
Recording identifiers
- ISRC
- DEN961801753
- Title
- Grand duo concertant, Op. 48: III. Rondo. Allegro
- Artist
- Carl Maria von Weber
- CopyrightID (CopyrightChains transaction hash)
0x27f4837abf436778b29adfd2936d07ecf046323e2448c394bea4c9a9b4b254d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:4218559d613981905b090052322d4ca593f2be9778b5b8a15debc50bfc52b6b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961801753
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: Grand duo concertant, Op. 48: III. Rondo. Allegro · Machine-readable JSON-LD