ISRC US5541303630
Verified recording
US5541303630 is “Requiem Mass in D Minor, K. 626: VII. Lacrimosa” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3fc006497e3cb3f4c412bfa6b336ccd18e9ef01d5c1dccdc8a0e66a8e4c87b7e and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541303630.
Recording identifiers
- ISRC
- US5541303630
- Title
- Requiem Mass in D Minor, K. 626: VII. Lacrimosa
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3fc006497e3cb3f4c412bfa6b336ccd18e9ef01d5c1dccdc8a0e66a8e4c87b7e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:5afeebc526bf21a7108ed06c635c0d2a2137e4029e8d0a35e1a09bc5022cafbe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541303630
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Requiem Mass in D Minor, K. 626: VII. Lacrimosa · Machine-readable JSON-LD