ISRC CH0271109270
Verified recording
CH0271109270 is “Medley: Cheek to Cheek / Some Broken Hearts Never Mend / Sweet September” by Das Orchester Claudius Alzner,
registered on the CopyrightChains blockchain with CopyrightID
0xde9d49913dc3fe37f19a6b5d9e45f564bff8307b700472c4c3a65fc16fc8b906 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271109270.
Recording identifiers
- ISRC
- CH0271109270
- Title
- Medley: Cheek to Cheek / Some Broken Hearts Never Mend / Sweet September
- Artist
- Das Orchester Claudius Alzner
- CopyrightID (CopyrightChains transaction hash)
0xde9d49913dc3fe37f19a6b5d9e45f564bff8307b700472c4c3a65fc16fc8b906
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:a9ef05655b563c410f593b722898aff6695a48f4ec8ed5579afa1110a1ba038d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271109270
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Medley: Cheek to Cheek / Some Broken Hearts Never Mend / Sweet September · Machine-readable JSON-LD