ISRC USL4Q1910596
Verified recording
USL4Q1910596 is “Linoleum” by Oppkast,
registered on the CopyrightChains blockchain with CopyrightID
0x5b903cfb51dcef1fcbf0d4f14554ff771da6dc465f315af1214b2de21cbb98b5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1910596.
Recording identifiers
- ISRC
- USL4Q1910596
- Title
- Linoleum
- Artist
- Oppkast
- CopyrightID (CopyrightChains transaction hash)
0x5b903cfb51dcef1fcbf0d4f14554ff771da6dc465f315af1214b2de21cbb98b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a90a0b508099b2eb209de678230e78af2a7be331d5ec554f37c28438e07dc342- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1910596
- Bitcoin block existence check
- https://blockstream.info/api/block/957118