ISRC USNO10200478

Verified recording

USNO10200478 is “What'll I Do” by Irving Berlin, registered on the CopyrightChains blockchain with CopyrightID 0x6874c150f9cfbcd89477cb01af93da61fb8f4cdc91e553896bf10dad2f8ae8cf and independently timestamped in Bitcoin block 960334 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO10200478.

Recording identifiers

ISRC
USNO10200478
Title
What'll I Do
Artist
Irving Berlin
CopyrightID (CopyrightChains transaction hash)
0x6874c150f9cfbcd89477cb01af93da61fb8f4cdc91e553896bf10dad2f8ae8cf

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15+00:00
Bitcoin block
960334
Canonical record hash
sha256:f43aec18727ceb79c7ee4e406e6dceaae3fc48c4f28e7cd8b17a1b711129861e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO10200478
Bitcoin block existence check
https://blockstream.info/api/block/960334

Full record

Track page: What'll I Do · Machine-readable JSON-LD