OT-2026-000031994
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000031994) never changes.
Identity and time
| Publication number | OT-2026-000031994 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-76be-a0a3-782296753ed7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031994 |
| Status | PUBLIC |
Content hashes
| Canonical text | 426d23b7d2c6ce7a431cfd1bc58922ce5dbb2c9d1fd532f3b0b76acb8b047cf1 |
|---|---|
| Markdown | 62665b112a81b296a03a44ed51b63c6b2e25c86539e30f6e032f39ae6e97f7ca |
| Publication page | 3ef77312c55fcb95af003d68f11b694a967a5f0491c7403b2e6887f82b65390e |
| Manifest | 42e0e3c681b7d32dffd3450986d47f61f518e794ff31fe0616b973a8260bd956 |
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 | k6siVDG97en2VxXLH2Ux8RpmdHuOlWFiHSk9y20nT2/hpt98MqMucP3q35P+FHOre+xQx/VLk7S0dP0v3xYjDQ== |
| 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
| 2026-09-17T11:35:23.535687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031994observed 3ef77312c55fcb95af003d68f11b694a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:23.517378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031994/manifest.jsonobserved 42e0e3c681b7d32dffd3450986d47f61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:23.499724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031994/publication.mdobserved 62665b112a81b296a03a44ed51b63c6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:23.480121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031994/publication.txtobserved 426d23b7d2c6ce7a431cfd1bc58922ce...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. |
|---|