ISRC USUM70954004
Verified recording
USUM70954004 is “What's Up, Duloc?” by Christopher Sieber,
registered on the CopyrightChains blockchain with CopyrightID
0x95d00f143fc209bbceddaa3550cbd2d14319709155d0b69069a06d988220cd03 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70954004.
Recording identifiers
- ISRC
- USUM70954004
- Title
- What's Up, Duloc?
- Artist
- Christopher Sieber
- CopyrightID (CopyrightChains transaction hash)
0x95d00f143fc209bbceddaa3550cbd2d14319709155d0b69069a06d988220cd03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:00c85e741885a38bfd4d96a88df102c198bb117234c0aced2e401e194e9584cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70954004
- Bitcoin block existence check
- https://blockstream.info/api/block/953513