ISRC UK8D41401950
Verified recording
UK8D41401950 is “Who” by Irving Berlin,
registered on the CopyrightChains blockchain with CopyrightID
0x01a06159e442ba97d289e4a70cf0234c6bae907b198f7fce25b8b91334afb35a and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK8D41401950.
Recording identifiers
- ISRC
- UK8D41401950
- Title
- Who
- Artist
- Irving Berlin
- CopyrightID (CopyrightChains transaction hash)
0x01a06159e442ba97d289e4a70cf0234c6bae907b198f7fce25b8b91334afb35a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:bbfdba6183771ad11bc7dcea0e686dc506df138f9ee41530407b5c5c33f3150d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK8D41401950
- Bitcoin block existence check
- https://blockstream.info/api/block/960344