OT-2026-000020352
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000020352) never changes.
Identity and time
| Publication number | OT-2026-000020352 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-71f4-bc6f-18c7782927cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020352 |
| Status | PUBLIC |
Content hashes
| Canonical text | 348644d077e473447b6acdc2887715095e64b30243675057c840b46654e1fd8c |
|---|---|
| Markdown | a90d8192ab7a0b86afa87037c7c5d35a76861b09fe465f3bf799d11baccecb0a |
| Publication page | ea939b899b76932cdfa252a04dadcfb4d9a344c123d836572828dfc7c68da2b8 |
| Manifest | 708ed162d9df135ac9f82b5396d3419cf4a23b23ad32f76b855c83023aca0a35 |
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 | IL7U8xJUzJZh8Y31hkTD2W2Bf2AX7C/lRPN+Nnis1+BFjnp4IMCG5iczV44Q4/jiCkM7FiKWR9r7WYkkBVn7CQ== |
| 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
| 2026-09-17T12:00:08.603367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352observed ea939b899b76932cdfa252a04dadcfb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:08.578602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/manifest.jsonobserved 708ed162d9df135ac9f82b5396d3419c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.551441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/publication.mdobserved a90d8192ab7a0b86afa87037c7c5d35a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.525329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/publication.txtobserved 348644d077e473447b6acdc288771509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.733798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352observed ea939b899b76932cdfa252a04dadcfb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.715041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/manifest.jsonobserved 708ed162d9df135ac9f82b5396d3419c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.697219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/publication.mdobserved a90d8192ab7a0b86afa87037c7c5d35a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.677931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020352/publication.txtobserved 348644d077e473447b6acdc288771509...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. |
|---|