ISRC USC4R2101610
Verified recording
USC4R2101610 is “Killer Calls Sidney” by Marco Beltrami,
registered on the CopyrightChains blockchain with CopyrightID
0xe31e01b34e6dd2e257d34969b8ede2febc9d3451c97422ca5b31659a17260c33 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R2101610.
Recording identifiers
- ISRC
- USC4R2101610
- Title
- Killer Calls Sidney
- Artist
- Marco Beltrami
- CopyrightID (CopyrightChains transaction hash)
0xe31e01b34e6dd2e257d34969b8ede2febc9d3451c97422ca5b31659a17260c33
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:a44a10b880bd864f9f1669dac22dbd8fb6d7d654dafbb8503c4862bfefd422ef- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R2101610
- Bitcoin block existence check
- https://blockstream.info/api/block/959144