OT-2026-000090353
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, 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-2026-000090353) never changes.
Identity and time
| Publication number | OT-2026-000090353 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-70c2-bbdf-0e73d15e5b87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090353 |
| Status | PUBLIC |
Content hashes
| Canonical text | ece0e336b3587161518707054d7257a544cf1cbaec7de531a4a7a4b3c0f420d6 |
|---|---|
| Markdown | ddd4aafe2ba6f6e5d632e13b5b7c16e57553dcfe38a8338bd7f446df37cc2446 |
| Publication page | b71f241fa6ce9e923dd3f0af3efa7e4f73ff2c79010fc448a7082eae0a8fce35 |
| Manifest | 2d2b56acca6506589c8688b95e0ae7c462d61a57bc99104a6cb5a1b4defd3cc9 |
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 | 0imxgiHXfOvOS4pdYEkoEdWgJ2dHm08gTO+8G18PQtLAEes3dPsaqJn/JIQ5aNoCXBz8qQ1YyQeZbmBc+DlbAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:27.052909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090353observed b71f241fa6ce9e923dd3f0af3efa7e4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:27.034181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090353/manifest.jsonobserved 2d2b56acca6506589c8688b95e0ae7c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.015811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090353/publication.mdobserved ddd4aafe2ba6f6e5d632e13b5b7c16e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.997433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090353/publication.txtobserved ece0e336b3587161518707054d7257a5...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. |
|---|