ISRC US4R31139209
Verified recording
US4R31139209 is “Johnny Cat” by Steve Smith,
registered on the CopyrightChains blockchain with CopyrightID
0x6a8b4c71070f377ac090b9a64c9e7bc091bda256fb83fc94e978ae1b938cabfe and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31139209.
Recording identifiers
- ISRC
- US4R31139209
- Title
- Johnny Cat
- Artist
- Steve Smith
- CopyrightID (CopyrightChains transaction hash)
0x6a8b4c71070f377ac090b9a64c9e7bc091bda256fb83fc94e978ae1b938cabfe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:2c99c8960bc7af574549dfa13dc36683e6c786258cb7cda5e1776b70da440992- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31139209
- Bitcoin block existence check
- https://blockstream.info/api/block/960459