ISRC CH0800371309
Verified recording
CH0800371309 is “Hymne” by Polo Hofer,
registered on the CopyrightChains blockchain with CopyrightID
0x12ef732c2fb06a3844eaff1aa884cb36c175917036aa353d7648f2c5f968a36f and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800371309.
Recording identifiers
- ISRC
- CH0800371309
- Title
- Hymne
- Artist
- Polo Hofer
- CopyrightID (CopyrightChains transaction hash)
0x12ef732c2fb06a3844eaff1aa884cb36c175917036aa353d7648f2c5f968a36f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:e4748ca1523f2c39680ad9b914a5e5176e76c6a8f098eca7b6fc4f816c63e138- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800371309
- Bitcoin block existence check
- https://blockstream.info/api/block/960362