OT-2026-000031171
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000031171) never changes.
Identity and time
| Publication number | OT-2026-000031171 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7291-a5a2-8e4b7dfcc822 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031171 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4747a8b023b4a2c1d039d29f0054d1d03379e917fb758b3aced1029fde96d09 |
|---|---|
| Markdown | c28ec176f82eb96ca669f1231c86dc170e0fd703f08e276830681242c0f9b966 |
| Publication page | 40f5d215f94b8edab7aa2ab9e9ab1aaa10faf34b925cbea44cf706f072046048 |
| Manifest | 9eea7ec213d026d2d1905b108c27b12a65eed29579d2aea01963f3c5378f929f |
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 | rL9ZnJBZBcZIr8Xf1qy62304U+auqwrDtMnSnz4ps5ULhzoKGTfHYkLUqveQwrB7F1V7MDgfpyoPbbmQqGMyAQ== |
| 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
| 2026-09-17T11:35:43.402052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031171observed 40f5d215f94b8edab7aa2ab9e9ab1aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:43.382209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031171/manifest.jsonobserved 9eea7ec213d026d2d1905b108c27b12a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.362557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031171/publication.mdobserved c28ec176f82eb96ca669f1231c86dc17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.345349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031171/publication.txtobserved f4747a8b023b4a2c1d039d29f0054d1d...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. |
|---|