OT-2026-000006961
Publication integrity record
Porous face vacuum gripper, two zone face, pump fed, contact triggered, closed cell
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-2026-000006961) never changes.
Identity and time
| Publication number | OT-2026-000006961 · never reused |
|---|---|
| Internal UUID | 01a0a96d-c1a2-7f9c-9148-aae053bd27fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:55:37.637597Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006961 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9afeb7da163e0a926d7f512b2d7442d7a6d774f31adbee527dad0954de558b1 |
|---|---|
| Markdown | d1737fa55c602b416657f4b5006b5fec84826d2d82a4d6a1cbc15af56165e4a5 |
| Publication page | f12d41e5fe6abe8d53ba0747bf11fdaa169244119d2c9cecfdeb53ebbf3df760 |
| Manifest | 71e215cc94d6c1a4e612f4b0987dbab05b815e7428dfa1ef6d778aa3eececd16 |
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 | hKosvp4lMakrTvw3FdFQoH4z+d+iM4FHzqJVe5ZGA9GtkHeChG7n7StUtBJo0euQR/pvUeiOFLpvmzngAlu4Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:17.433895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006961observed f12d41e5fe6abe8d53ba0747bf11fdaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:17.421519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006961/manifest.jsonobserved 71e215cc94d6c1a4e612f4b0987dbab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:17.408252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006961/publication.mdobserved d1737fa55c602b416657f4b5006b5fec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:17.392874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006961/publication.txtobserved f9afeb7da163e0a926d7f512b2d7442d...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. |
|---|