ISRC USSK31642368
Verified recording
USSK31642368 is “Three Letters” by Zachary Levi,
registered on the CopyrightChains blockchain with CopyrightID
0xb1c091238781e6f6d8d91408be9182535d46ea0daf8f77bffd11152eeac3c043 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSK31642368.
Recording identifiers
- ISRC
- USSK31642368
- Title
- Three Letters
- Artist
- Zachary Levi
- CopyrightID (CopyrightChains transaction hash)
0xb1c091238781e6f6d8d91408be9182535d46ea0daf8f77bffd11152eeac3c043
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ccc693ff12922c44788e5f0e6540b69ce31e5564005262bb7b7ea03c6be14d42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSK31642368
- Bitcoin block existence check
- https://blockstream.info/api/block/953520