ISRC USB4U0400620
Verified recording
USB4U0400620 is “Sphinx” by The Iceburn Collective,
registered on the CopyrightChains blockchain with CopyrightID
0x99b9b547979161bf0b07bbd3c080fa54ce214d4ee0a0c75f4f1f41357326cb4b and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0400620.
Recording identifiers
- ISRC
- USB4U0400620
- Title
- Sphinx
- Artist
- The Iceburn Collective
- CopyrightID (CopyrightChains transaction hash)
0x99b9b547979161bf0b07bbd3c080fa54ce214d4ee0a0c75f4f1f41357326cb4b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:2f1010c2158be07286a31424f122997d4e5606df0f44fa569dae93975dff3f40- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0400620
- Bitcoin block existence check
- https://blockstream.info/api/block/960220