OT-2026-000028138
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000028138) never changes.
Identity and time
| Publication number | OT-2026-000028138 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7bf1-a184-953a12397cb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028138 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ee5228e4a731b9a7af5196bdf96932505f5dea3d2e79de9ebffa8e5cc35a60c |
|---|---|
| Markdown | f14af41bd16179afa07b037604f487fc6c476ad919ea4fa3a97de0b0943a5d6a |
| Publication page | 72776c9a6fef1385fcd90a14ce221174b984733106d581a2c625d5f4d1c36f40 |
| Manifest | 4e0473e15a1947d5099b7545306a08abaa2b14e579087fa73abded30a3484e29 |
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 | J2ucmSHbFu7qCeyGTE8Acwb95Ou0XyuPT9fFjlCjQ/KpJSCQWMn61LE2h6hFMRzgwNgT4cB6Rj+beRPKGMRlDw== |
| 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
| 2026-09-17T11:42:29.299100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028138observed 72776c9a6fef1385fcd90a14ce221174...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:29.281848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028138/manifest.jsonobserved 4e0473e15a1947d5099b7545306a08ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.262782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028138/publication.mdobserved f14af41bd16179afa07b037604f487fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.247770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028138/publication.txtobserved 0ee5228e4a731b9a7af5196bdf969325...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. |
|---|