OT-2026-000031070
Publication integrity record
Foam pad vacuum gripper, two stage ejector, 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-2026-000031070) never changes.
Identity and time
| Publication number | OT-2026-000031070 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7a35-a55b-48cc6d322071 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031070 |
| Status | PUBLIC |
Content hashes
| Canonical text | 770b3b55ef3d978704dd475fbe003faa07c6cd414e3afc31aa26b43c1f8226ab |
|---|---|
| Markdown | 1f631bbd458b7aab51d674cae8586cab8c49a324f22bbffea5324460a8903fdc |
| Publication page | 45e5bed49469f03fb072eacf5dd0725cc2e12d37c3f6785728ed1a6f31965a2d |
| Manifest | f9ae34e13d7485ab5dbd0df87925c4701ba10e90f9e74bbb78bb350160615a22 |
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 | r2wz7ADK3NymBSNDVKKlQGIo1kHjKu9us+CO2s1dpPfXAjW3K0X4nFeAnzkUjYz2LupzCnXi/ocwtFFGQgEEAA== |
| 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
| 2026-09-17T11:40:17.190708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070observed 45e5bed49469f03fb072eacf5dd0725c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.172347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/manifest.jsonobserved f9ae34e13d7485ab5dbd0df87925c470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.146368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/publication.mdobserved 1f631bbd458b7aab51d674cae8586cab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.122755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/publication.txtobserved 770b3b55ef3d978704dd475fbe003faa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.419291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070observed 45e5bed49469f03fb072eacf5dd0725c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.402920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/manifest.jsonobserved f9ae34e13d7485ab5dbd0df87925c470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.387795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/publication.mdobserved 1f631bbd458b7aab51d674cae8586cab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.369706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031070/publication.txtobserved 770b3b55ef3d978704dd475fbe003faa...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. |
|---|