ISRC USWD11677890
Verified recording
USWD11677890 is “Prologue” by Mark Mancina,
registered on the CopyrightChains blockchain with CopyrightID
0x5bf91e290bf03cdcd9e258bc82ddf35426fb900e9bc3f553e6b7d968ce741845 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD11677890.
Recording identifiers
- ISRC
- USWD11677890
- Title
- Prologue
- Artist
- Mark Mancina
- CopyrightID (CopyrightChains transaction hash)
0x5bf91e290bf03cdcd9e258bc82ddf35426fb900e9bc3f553e6b7d968ce741845
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:d41041f573577e7085efa6d528d0cfb9b822b85775d31bd894bb9b23e44cf545- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD11677890
- Bitcoin block existence check
- https://blockstream.info/api/block/953515