ISRC QZ5FN2099460
Verified recording
QZ5FN2099460 is “COSMIC SUB” by HOL!,
registered on the CopyrightChains blockchain with CopyrightID
0x36050b47d57d5e44187fd308aa3891876860821ca4ba60e3b3a4f4e7b1a34ca3 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/QZ5FN2099460.
Recording identifiers
- ISRC
- QZ5FN2099460
- Title
- COSMIC SUB
- Artist
- HOL!
- CopyrightID (CopyrightChains transaction hash)
0x36050b47d57d5e44187fd308aa3891876860821ca4ba60e3b3a4f4e7b1a34ca3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:474beaf40ce3ff201ee325d842d709a45bf94a60bb9ed478e3ddf2a2ca470156- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN2099460
- Bitcoin block existence check
- https://blockstream.info/api/block/953520