OT-2026-000048201
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000048201) never changes.
Identity and time
| Publication number | OT-2026-000048201 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-743f-a8d1-cdc80d96c79b · 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-2026-000048201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3818c1342f5c1b5ea90034eb4af3a1f54e01a945f56d29615078416be3e8f5e4 |
|---|---|
| Markdown | c92bb6001bde305b9fc0bb2c4f1a318591c2e01976f54a9c73aa765d79da4027 |
| Publication page | 4c3976c92f226e960b43b49eee21c9823cd2eb89a7ccfbe3099a6337b8e26e41 |
| Manifest | 4e2b1206b073e12a72201e4537a50b2dffd6bac9e9eb498287a75a43ddff7e91 |
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 | m2zb0dhEHZls49N+8wfEnWr6MUM78cb0UukWnQw7AqA7toQflRCHvm9s2cTZlfYER/XVgo3SI0ZowIAKzGR+Cw== |
| 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
| 2026-09-17T11:04:44.786166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048201observed 4c3976c92f226e960b43b49eee21c982...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:44.766855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048201/manifest.jsonobserved 4e2b1206b073e12a72201e4537a50b2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.747940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048201/publication.mdobserved c92bb6001bde305b9fc0bb2c4f1a3185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.727380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048201/publication.txtobserved 3818c1342f5c1b5ea90034eb4af3a1f5...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. |
|---|