OT-2026-000048315
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048315) never changes.
Identity and time
| Publication number | OT-2026-000048315 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7106-9653-e0b961869f9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048315 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d546b01ffa4bfb70fb5f82324befe97e2b4bdb0e260e464b8d81dd48261b18a |
|---|---|
| Markdown | 35dccc04013a48703c8f27807fc974e3ad45eca26b8aa6f74debb7736f7b1752 |
| Publication page | 5b66e8da56c41a3dad53e8724deef172dcd160da37207818dd6eb8301ac8beae |
| Manifest | b38652026cea48b039afafcb95378c0fc4938828bd089881ced47d162164cc99 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | QNwQrxbPlNN+gRL/pnMoVpkNZpOn4faGicgYEU4+U3OrpUHy1goImLTFEBvx1aT+mbVZgYao1SVWXaQFZXuDDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:04:54.855719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048315observed 5b66e8da56c41a3dad53e8724deef172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:54.837621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048315/manifest.jsonobserved b38652026cea48b039afafcb95378c0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:54.818159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048315/publication.mdobserved 35dccc04013a48703c8f27807fc974e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:54.776880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048315/publication.txtobserved 7d546b01ffa4bfb70fb5f82324befe97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|