ISRC USUM71101896
Verified recording
USUM71101896 is “My Last” by Big Sean,
registered on the CopyrightChains blockchain with CopyrightID
0x7fafbf47cfbb07ecf5e2a26673f3a4d2fa28aea552e26485911655da2ac916be 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/USUM71101896.
Recording identifiers
- ISRC
- USUM71101896
- Title
- My Last
- Artist
- Big Sean
- CopyrightID (CopyrightChains transaction hash)
0x7fafbf47cfbb07ecf5e2a26673f3a4d2fa28aea552e26485911655da2ac916be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:952870ab24fe43ac609b00e0d6dd86f8b554475540c164e3d0f107d623457731- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71101896
- Bitcoin block existence check
- https://blockstream.info/api/block/953513