ISRC USPGQ0800031
Verified recording
USPGQ0800031 is “I Know Casper” by Daniel Johnston,
registered on the CopyrightChains blockchain with CopyrightID
0x4f098ff08f50336e605ab21492bce2b4673b314f5d40ee0b07671136dcfbc7cd and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPGQ0800031.
Recording identifiers
- ISRC
- USPGQ0800031
- Title
- I Know Casper
- Artist
- Daniel Johnston
- CopyrightID (CopyrightChains transaction hash)
0x4f098ff08f50336e605ab21492bce2b4673b314f5d40ee0b07671136dcfbc7cd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:1f944dca3dca67e69aacb2993e679ba9a6a425c551f597151d17976f71388697- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPGQ0800031
- Bitcoin block existence check
- https://blockstream.info/api/block/960108