ISRC CH6540856990
Verified recording
CH6540856990 is “San Quentin” by Emscherkurve 77,
registered on the CopyrightChains blockchain with CopyrightID
0xcbbf97392dbe4ac04b1addee2ea475c677c924ef72f4282ae7822157f534a0c3 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540856990.
Recording identifiers
- ISRC
- CH6540856990
- Title
- San Quentin
- Artist
- Emscherkurve 77
- CopyrightID (CopyrightChains transaction hash)
0xcbbf97392dbe4ac04b1addee2ea475c677c924ef72f4282ae7822157f534a0c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:65362e7e917465fac604bd9fe9734c3af5eae9a56c1e452c3b8ea8bd2dd4cb0e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540856990
- Bitcoin block existence check
- https://blockstream.info/api/block/960455