ISRC CH6541904467
Verified recording
CH6541904467 is “Concerto in D Minor: IV. Vivace” by Johann Sigismund Weiss,
registered on the CopyrightChains blockchain with CopyrightID
0x171f36f98a64d6fecf06285f9101b20ed3f54f05860f1f87f16e057f3a360bd5 and independently timestamped
in Bitcoin block 960309 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6541904467.
Recording identifiers
- ISRC
- CH6541904467
- Title
- Concerto in D Minor: IV. Vivace
- Artist
- Johann Sigismund Weiss
- CopyrightID (CopyrightChains transaction hash)
0x171f36f98a64d6fecf06285f9101b20ed3f54f05860f1f87f16e057f3a360bd5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:35:49+00:00
- Bitcoin block
- 960309
- Canonical record hash
sha256:ef312bab0d6b1b1ada86b24a596bff2a2f163761253269d6e305b9a8d1a6e83e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6541904467
- Bitcoin block existence check
- https://blockstream.info/api/block/960309
Full record
Track page: Concerto in D Minor: IV. Vivace · Machine-readable JSON-LD