ISRC CH0800371312
Verified recording
CH0800371312 is “David + Cognac” by Polo Hofer,
registered on the CopyrightChains blockchain with CopyrightID
0xfe25e7202b46ecb7debcc8a4fb9fe37dfbf848e4de3bc95249e49ec5dc6958a0 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800371312.
Recording identifiers
- ISRC
- CH0800371312
- Title
- David + Cognac
- Artist
- Polo Hofer
- CopyrightID (CopyrightChains transaction hash)
0xfe25e7202b46ecb7debcc8a4fb9fe37dfbf848e4de3bc95249e49ec5dc6958a0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:986c25d6ce782694bfac6000468f128942a05e703908204a2cc04aebb3bf85bf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0800371312
- Bitcoin block existence check
- https://blockstream.info/api/block/957120