ISRC CH0800225009
Verified recording
CH0800225009 is “Kontrabass” by Polo Hofer,
registered on the CopyrightChains blockchain with CopyrightID
0x2fcf1700c638ec8ec6ad36c2465bdaea22f3862b406807652eb296608f47c245 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/CH0800225009.
Recording identifiers
- ISRC
- CH0800225009
- Title
- Kontrabass
- Artist
- Polo Hofer
- CopyrightID (CopyrightChains transaction hash)
0x2fcf1700c638ec8ec6ad36c2465bdaea22f3862b406807652eb296608f47c245
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:ca00db3a744267258d44451f01067651472770d4e5218076d89a65727d654995- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800225009
- Bitcoin block existence check
- https://blockstream.info/api/block/960334