ISRC DEF056802141
Verified recording
DEF056802141 is “Missa brevis In C, K.220 "Spatzenmesse": 1. Kyrie” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdc5742267f62d343f28bd974b0f3f395d98bf19a3fcbb2b0c28c2b70f9d2c7ac and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802141.
Recording identifiers
- ISRC
- DEF056802141
- Title
- Missa brevis In C, K.220 "Spatzenmesse": 1. Kyrie
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdc5742267f62d343f28bd974b0f3f395d98bf19a3fcbb2b0c28c2b70f9d2c7ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e35ecd0cfa0c2e96b6041209cf3a52baffd00a07c43cbe736a55e58433a57bd0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802141
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Missa brevis In C, K.220 "Spatzenmesse": 1. Kyrie · Machine-readable JSON-LD