ISRC CH6540867182
Verified recording
CH6540867182 is “Polka Party: Happy Days Are Here Again / Im Örgelihuus” by Christoph Walter,
registered on the CopyrightChains blockchain with CopyrightID
0x7323826914daca41d0e4a8ce8c48ec5cd7631cfa600e9b5f1bf6ed4b91c6d89c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540867182.
Recording identifiers
- ISRC
- CH6540867182
- Title
- Polka Party: Happy Days Are Here Again / Im Örgelihuus
- Artist
- Christoph Walter
- CopyrightID (CopyrightChains transaction hash)
0x7323826914daca41d0e4a8ce8c48ec5cd7631cfa600e9b5f1bf6ed4b91c6d89c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8826190e90b920521c4af7e7a049575a483373df729f8700e58968ce3f2baa66- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540867182
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Polka Party: Happy Days Are Here Again / Im Örgelihuus · Machine-readable JSON-LD