OT-2026-000020642
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000020642) never changes.
Identity and time
| Publication number | OT-2026-000020642 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7efa-a6f3-1d6b11090154 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 831212b07e3c783859b14895cdc46f98a42b2971acd3202cd6a25ba1b056d627 |
|---|---|
| Markdown | e7d30c64cd65297bc23885fbcaaf6b9c4bfbb9d41cac89ad9f4ef959159474eb |
| Publication page | af9ba64b6896749bb0090a90dcb400159991e1dd3d5b946a7b921ee643aebc94 |
| Manifest | 971a8eca0bd44c468d1f608b8ec05623e91df03410438515865d0b0fd4a8f828 |
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 | pJEOHSNJ8W5A3DmpBOU0JFA/Ez4LvNDR1jJ8ooEjBGOdx8c+8UbR6cvOYCpk9N9Bv280t4IRNykvnWwfqRTSDg== |
| 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
| 2026-09-17T11:55:35.639562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020642observed af9ba64b6896749bb0090a90dcb40015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:35.619884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020642/manifest.jsonobserved 971a8eca0bd44c468d1f608b8ec05623...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.599632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020642/publication.mdobserved e7d30c64cd65297bc23885fbcaaf6b9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.580273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020642/publication.txtobserved 831212b07e3c783859b14895cdc46f98...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. |
|---|