ISRC CH0800350409

Verified recording

CH0800350409 is “Use a See” by Polo Hofer, registered on the CopyrightChains blockchain with CopyrightID 0x525db80542e28f0c22067bb4863a9e0f99cffbae7e7ba412961359a44233f40c and independently timestamped in Bitcoin block 960199 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800350409.

Recording identifiers

ISRC
CH0800350409
Title
Use a See
Artist
Polo Hofer
CopyrightID (CopyrightChains transaction hash)
0x525db80542e28f0c22067bb4863a9e0f99cffbae7e7ba412961359a44233f40c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T02:30:29+00:00
Bitcoin block
960199
Canonical record hash
sha256:98d08cfae4d3d407b555cec4b422e4b2f00ff7d724aea89bcce9198c3e648b2a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800350409
Bitcoin block existence check
https://blockstream.info/api/block/960199

Full record

Track page: Use a See · Machine-readable JSON-LD