ISRC USUM71711294
Verified recording
USUM71711294 is “XTRA” by Duckwrth,
registered on the CopyrightChains blockchain with CopyrightID
0x55d30897257a291cd2de680bb6175e529423c1b97690cf8e7a3197e612169419 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71711294.
Recording identifiers
- ISRC
- USUM71711294
- Title
- XTRA
- Artist
- Duckwrth
- CopyrightID (CopyrightChains transaction hash)
0x55d30897257a291cd2de680bb6175e529423c1b97690cf8e7a3197e612169419
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:e5bbe5f8c93c30aab1ecdd341cc536e6e6336fa1837eb2d9c770b1b0342a0a87- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71711294
- Bitcoin block existence check
- https://blockstream.info/api/block/953520