ISRC DEF056802144
Verified recording
DEF056802144 is “Missa brevis In C, K.220 "Spatzenmesse": 4. Sanctus” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x81da0c4d434dbcb4f0c299905bd18f2416adab4dd51e608d90808bb0f65414f9 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802144.
Recording identifiers
- ISRC
- DEF056802144
- Title
- Missa brevis In C, K.220 "Spatzenmesse": 4. Sanctus
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x81da0c4d434dbcb4f0c299905bd18f2416adab4dd51e608d90808bb0f65414f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:b68677d00f5eb368a2ef32ae5f6adb4054d116c16e5db6754b308267afac09c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802144
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Missa brevis In C, K.220 "Spatzenmesse": 4. Sanctus · Machine-readable JSON-LD