ISRC FR10S1878659
Verified recording
FR10S1878659 is “Catjammer” by Christopher Schwarzwälder,
registered on the CopyrightChains blockchain with CopyrightID
0x12e701c23322b02bea27081219b5a1d751ff65a9b0d6e22a0dfd3bc82ba8f4f5 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S1878659.
Recording identifiers
- ISRC
- FR10S1878659
- Title
- Catjammer
- Artist
- Christopher Schwarzwälder
- CopyrightID (CopyrightChains transaction hash)
0x12e701c23322b02bea27081219b5a1d751ff65a9b0d6e22a0dfd3bc82ba8f4f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:239313cc64d48406d44849dbefc6bc3c85edb5b73133df207bda4c1a6316a104- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S1878659
- Bitcoin block existence check
- https://blockstream.info/api/block/953528