ISRC USCGJ2057153
Verified recording
USCGJ2057153 is “Darwinkarsin” by Oldschool Union,
registered on the CopyrightChains blockchain with CopyrightID
0x288bb0676cbfef6e9d59cb05b69d1fe573ac443a50c17d0c40ace48251fbb379 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ2057153.
Recording identifiers
- ISRC
- USCGJ2057153
- Title
- Darwinkarsin
- Artist
- Oldschool Union
- CopyrightID (CopyrightChains transaction hash)
0x288bb0676cbfef6e9d59cb05b69d1fe573ac443a50c17d0c40ace48251fbb379
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:022259cc99e8221454c38c62af9dbe5b687fcb77a17566a24cc98c57ea983426- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ2057153
- Bitcoin block existence check
- https://blockstream.info/api/block/960473