ISRC HKI199237008
Verified recording
HKI199237008 is “Klavierkonzert Nr. 21 C-Dur, K. 467, "Elvira Madigan": 2. Andante (Elvira Madigan): Piano Concerto No. 21 in C Major, K. 467, "Elvira Madigan": II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x06740140a16c9d03fa04f693fd0fce96fba5e4a765ea4b7e7f37f59ef5203bae and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199237008.
Recording identifiers
- ISRC
- HKI199237008
- Title
- Klavierkonzert Nr. 21 C-Dur, K. 467, "Elvira Madigan": 2. Andante (Elvira Madigan): Piano Concerto No. 21 in C Major, K. 467, "Elvira Madigan": II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x06740140a16c9d03fa04f693fd0fce96fba5e4a765ea4b7e7f37f59ef5203bae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:92867aacff57bcf3c42e1ea176a63537a1ddde53745b2d9f632915efe09e08b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199237008
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Klavierkonzert Nr. 21 C-Dur, K. 467, "Elvira Madigan": 2. Andante (Elvira Madigan): Piano Concerto No. 21 in C Major, K. 467, "Elvira Madigan": II. Andante · Machine-readable JSON-LD