OT-2026-000020540
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000020540) never changes.
Identity and time
| Publication number | OT-2026-000020540 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-76ae-83e6-5978f0292b6f · 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-2026-000020540 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca61aa5ce1b4a2e58a29b7fad10b6c2665d217c46bebd1ecbcd29e465b5510fa |
|---|---|
| Markdown | 477cc3a62899b008bb4bd005dc267728d6b74e17296bde0f42dd15751943a28d |
| Publication page | 00bdf132bf1db7b31b308cffa68f70b434e671c795733bdd9d9d2c207478aa3a |
| Manifest | 07e8e85ef758e0ddce3fe36f957a7399e0abf35992e9802b4cadcbb16daf011c |
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 | XG3tteJVOrEdCYdMG4frB7sIO8RzFL/nRHijRJeYgtIKqBqCu6ukTj5y2Sau6jYMYaFlaBm24c0ZfUpMTs4xBg== |
| 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
| 2026-09-17T12:00:31.399823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540observed 00bdf132bf1db7b31b308cffa68f70b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:31.381575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/manifest.jsonobserved 07e8e85ef758e0ddce3fe36f957a7399...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:31.362096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/publication.mdobserved 477cc3a62899b008bb4bd005dc267728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:31.343906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/publication.txtobserved ca61aa5ce1b4a2e58a29b7fad10b6c26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.984831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540observed 00bdf132bf1db7b31b308cffa68f70b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.967645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/manifest.jsonobserved 07e8e85ef758e0ddce3fe36f957a7399...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.950563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/publication.mdobserved 477cc3a62899b008bb4bd005dc267728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.933167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020540/publication.txtobserved ca61aa5ce1b4a2e58a29b7fad10b6c26...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. |
|---|