ISRC DKFAA1300609
Verified recording
DKFAA1300609 is “Symphony No. 7a in G major, K. Anh. 221 (K. 45a), "Alte Lambacher": I. Allegro maestoso” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x49d63122357ebafc186f0cb59222093192f2390e22ea4b39b124fe8329cfe2fa and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1300609.
Recording identifiers
- ISRC
- DKFAA1300609
- Title
- Symphony No. 7a in G major, K. Anh. 221 (K. 45a), "Alte Lambacher": I. Allegro maestoso
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x49d63122357ebafc186f0cb59222093192f2390e22ea4b39b124fe8329cfe2fa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:8c3f486f41679c55a5e8ac591b78e5a3b48dbffdb5b2fb077d1989e3fe6a9b93- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1300609
- Bitcoin block existence check
- https://blockstream.info/api/block/960207
Full record
Track page: Symphony No. 7a in G major, K. Anh. 221 (K. 45a), "Alte Lambacher": I. Allegro maestoso · Machine-readable JSON-LD