ISRC USUM72102859
Verified recording
USUM72102859 is “back together” by Toosii,
registered on the CopyrightChains blockchain with CopyrightID
0x9b38c266930657909f1ad4d08ea431a0407a9202f703ba4a1c992cadcf719b39 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/USUM72102859.
Recording identifiers
- ISRC
- USUM72102859
- Title
- back together
- Artist
- Toosii
- CopyrightID (CopyrightChains transaction hash)
0x9b38c266930657909f1ad4d08ea431a0407a9202f703ba4a1c992cadcf719b39
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:a473e59c1e483fc3c4e5cbc1bdbfaa6039150a7609be233613baa213c431098a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72102859
- Bitcoin block existence check
- https://blockstream.info/api/block/953513