ISRC USUM72306741
Verified recording
USUM72306741 is “Sinking” by Toosii,
registered on the CopyrightChains blockchain with CopyrightID
0x33c9e05a0e122dfe0a944c839db81218c33af772ffd8aa7576ccd62d5d245109 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/USUM72306741.
Recording identifiers
- ISRC
- USUM72306741
- Title
- Sinking
- Artist
- Toosii
- CopyrightID (CopyrightChains transaction hash)
0x33c9e05a0e122dfe0a944c839db81218c33af772ffd8aa7576ccd62d5d245109
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:57625e6143215aef560345651af8e5356a6ea807a90d0c2afab276a258826aa3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72306741
- Bitcoin block existence check
- https://blockstream.info/api/block/953513