ISRC USIR19200553
Verified recording
USIR19200553 is “What's Up?” by 4 Non Blondes,
registered on the CopyrightChains blockchain with CopyrightID
0x72c398efed4f7f15c7094f05fec8f95b3026b8c41ccccbe4ca928b68be709d6b 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/USIR19200553.
Recording identifiers
- ISRC
- USIR19200553
- Title
- What's Up?
- Artist
- 4 Non Blondes
- CopyrightID (CopyrightChains transaction hash)
0x72c398efed4f7f15c7094f05fec8f95b3026b8c41ccccbe4ca928b68be709d6b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:73dc71409a1b6c5ebc963c642baec4cfa87cef9708f6d9f9a3bd9640d905d94c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR19200553
- Bitcoin block existence check
- https://blockstream.info/api/block/953513