OT-2026-000033921
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000033921) never changes.
Identity and time
| Publication number | OT-2026-000033921 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a392-752f-a152-0c3ce1f6090d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f3fd18a00e677a84a373123618e7d5774d9e2914742cfe06fb525aab6a0ec94 |
|---|---|
| Markdown | 6a40520b5d86999a248643465070efc274df33b2ce6c44021a98bbd5ef37e602 |
| Publication page | 0e0712acae9bf6c1ee66cda6aa521ba2ea864f82b47275ee32ad18ce49d5ad9b |
| Manifest | 423fc9f9631358c7e216f42a0088e47019508b1640185111d2a50b23c1edd8fc |
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 | bftE6Osp07Xp7KI2IhFleBIag/ftzyQO9LWzscPQ9KQExIxaXa/1V7Ymri0avnvED2ORR+DKqAchFix2QxLIAw== |
| 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
| 2026-09-17T11:32:00.263006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033921observed 0e0712acae9bf6c1ee66cda6aa521ba2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:00.246278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033921/manifest.jsonobserved 423fc9f9631358c7e216f42a0088e470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:00.227847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033921/publication.mdobserved 6a40520b5d86999a248643465070efc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:00.210124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033921/publication.txtobserved 0f3fd18a00e677a84a373123618e7d57...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. |
|---|