ISRC USUM71800192
Verified recording
USUM71800192 is “Big City” by Oliver,
registered on the CopyrightChains blockchain with CopyrightID
0x4848c142d385d49cfcc4366c026e1dbf42963fcc697a7339e4d1a1bfdbcf1ef8 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71800192.
Recording identifiers
- ISRC
- USUM71800192
- Title
- Big City
- Artist
- Oliver
- CopyrightID (CopyrightChains transaction hash)
0x4848c142d385d49cfcc4366c026e1dbf42963fcc697a7339e4d1a1bfdbcf1ef8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:1e7435ab370a390d30840e6bacdb518dc86857cb521f09656bdcf8a4887ccebf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71800192
- Bitcoin block existence check
- https://blockstream.info/api/block/953515