ISRC CA5KR2191221
Verified recording
CA5KR2191221 is “Nothing Matters Then This” by Artmann,
registered on the CopyrightChains blockchain with CopyrightID
0xa4ecce35bfe4f20959e132828b8829cacc43e5f149aaec2bedfc91136fb18dd7 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2191221.
Recording identifiers
- ISRC
- CA5KR2191221
- Title
- Nothing Matters Then This
- Artist
- Artmann
- CopyrightID (CopyrightChains transaction hash)
0xa4ecce35bfe4f20959e132828b8829cacc43e5f149aaec2bedfc91136fb18dd7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:4ac38d217f78eb6f21934a98d76a7e69636d10965610737088fca8682b648c84- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2191221
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Nothing Matters Then This · Machine-readable JSON-LD