ISRC DEC297015601
Verified recording
DEC297015601 is “Missa Secunda, Messe für vierstimmigen Chor: Kyrie” by Hans Leo Hassler,
registered on the CopyrightChains blockchain with CopyrightID
0xdf77838b191ab506f58bdca7721bb07ac599f0b8f40cd6793d77c6f33dd7feac 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/DEC297015601.
Recording identifiers
- ISRC
- DEC297015601
- Title
- Missa Secunda, Messe für vierstimmigen Chor: Kyrie
- Artist
- Hans Leo Hassler
- CopyrightID (CopyrightChains transaction hash)
0xdf77838b191ab506f58bdca7721bb07ac599f0b8f40cd6793d77c6f33dd7feac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:050faf1b7ac065d7107773387c38be5f0cc6f5249ac20dca6791bd689e93d9d7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC297015601
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Missa Secunda, Messe für vierstimmigen Chor: Kyrie · Machine-readable JSON-LD