ISRC HUA253102218
Verified recording
HUA253102218 is “Missa pro defuncto Archiepiscopo Sigismundo, "Mass for the death of Archbishop Sigismund": Agnus Dei et Communio” by Michael Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xc56df8d85395e59104f5ad0b7f610eeab13fdd42e54e0fc08179e5ce6e3a9ac8 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/HUA253102218.
Recording identifiers
- ISRC
- HUA253102218
- Title
- Missa pro defuncto Archiepiscopo Sigismundo, "Mass for the death of Archbishop Sigismund": Agnus Dei et Communio
- Artist
- Michael Haydn
- CopyrightID (CopyrightChains transaction hash)
0xc56df8d85395e59104f5ad0b7f610eeab13fdd42e54e0fc08179e5ce6e3a9ac8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c32a8f5eb0ced6da0a9967b0e57fcb4ca183ce2a804dbc8808ea617b7e3fdd9e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253102218
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Missa pro defuncto Archiepiscopo Sigismundo, "Mass for the death of Archbishop Sigismund": Agnus Dei et Communio · Machine-readable JSON-LD