ISRC USUM72218153
Verified recording
USUM72218153 is “Butterfly” by Toosii,
registered on the CopyrightChains blockchain with CopyrightID
0x952762836b6f3c55d16f06d35f065f8d0bbf9782338b82e1b10e222ea3f10293 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/USUM72218153.
Recording identifiers
- ISRC
- USUM72218153
- Title
- Butterfly
- Artist
- Toosii
- CopyrightID (CopyrightChains transaction hash)
0x952762836b6f3c55d16f06d35f065f8d0bbf9782338b82e1b10e222ea3f10293
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:1c06ee62c16b7a7c020a6af449909ed4632d20e4dade8326e3ed17872d7a5f6f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72218153
- Bitcoin block existence check
- https://blockstream.info/api/block/953513