ISRC USMC16954328
Verified recording
USMC16954328 is “Cat Killer” by Steppenwolf,
registered on the CopyrightChains blockchain with CopyrightID
0x1d9a6e921133a37c77f8833f19fc6dbb3f4bd0dc576f8c50d75d4d48d264209c and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMC16954328.
Recording identifiers
- ISRC
- USMC16954328
- Title
- Cat Killer
- Artist
- Steppenwolf
- CopyrightID (CopyrightChains transaction hash)
0x1d9a6e921133a37c77f8833f19fc6dbb3f4bd0dc576f8c50d75d4d48d264209c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:522f48182679c13d2e3e58498e1bdc1e8f34a9639cd4ea87a51b06ddf74729c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMC16954328
- Bitcoin block existence check
- https://blockstream.info/api/block/956304