ISRC USASX0816519
Verified recording
USASX0816519 is “Heu nos miseros” by Leonardo Leo,
registered on the CopyrightChains blockchain with CopyrightID
0xcac5bb256d02d25cfd2e463a3ec6398da1c4ffb51c9a597b91ad10b90977c2e2 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0816519.
Recording identifiers
- ISRC
- USASX0816519
- Title
- Heu nos miseros
- Artist
- Leonardo Leo
- CopyrightID (CopyrightChains transaction hash)
0xcac5bb256d02d25cfd2e463a3ec6398da1c4ffb51c9a597b91ad10b90977c2e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:a1a191392650b16e6f77b1160656803015c5baae28c87e58d76bdd9f5b9f3ec7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0816519
- Bitcoin block existence check
- https://blockstream.info/api/block/960111