ISRC US5AV1000072

Verified recording

US5AV1000072 is “The Question of U” by Letizia Gambi, registered on the CopyrightChains blockchain with CopyrightID 0x456d413cfac926ba5a6e51d3bb32a244f78d5af30a52fa25dbe24a499c8e839c and independently timestamped in Bitcoin block 960397 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5AV1000072.

Recording identifiers

ISRC
US5AV1000072
Title
The Question of U
Artist
Letizia Gambi
CopyrightID (CopyrightChains transaction hash)
0x456d413cfac926ba5a6e51d3bb32a244f78d5af30a52fa25dbe24a499c8e839c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41+00:00
Bitcoin block
960397
Canonical record hash
sha256:0c7a9cbc00a7a01b875a006b62d65dd4a4c39c815d0be9ab85679ea847ca67cc
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5AV1000072
Bitcoin block existence check
https://blockstream.info/api/block/960397

Full record

Track page: The Question of U · Machine-readable JSON-LD