ISRC CH0809754307

Verified recording

CH0809754307 is “Kiffer” by Polo Hofer, registered on the CopyrightChains blockchain with CopyrightID 0x212a47e8b957b6687608f8bcd92693d17e6f30153f684794e6f8e863013c10ac and independently timestamped in Bitcoin block 960175 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0809754307.

Recording identifiers

ISRC
CH0809754307
Title
Kiffer
Artist
Polo Hofer
CopyrightID (CopyrightChains transaction hash)
0x212a47e8b957b6687608f8bcd92693d17e6f30153f684794e6f8e863013c10ac

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T00:16:15+00:00
Bitcoin block
960175
Canonical record hash
sha256:8e4056481281f0b8c15785f2f4590f8e52c144c307bf308103d44901b5bd786d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0809754307
Bitcoin block existence check
https://blockstream.info/api/block/960175

Full record

Track page: Kiffer · Machine-readable JSON-LD