OT-2026-000077182
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000077182) never changes.
Identity and time
| Publication number | OT-2026-000077182 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7f2c-9bbe-eab102538131 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077182 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e513957f2c0a34f2d58184dca327a905fc558aef76da3d12414ae3095993d86 |
|---|---|
| Markdown | 34b293f7724f1e249212fb5a411c48e876aeb750ecf7271b2b5c9c09ae337fd0 |
| Publication page | d067adbe876991f0b13f46b488be8d879fb352509485b96f06510fb357fd2fc7 |
| Manifest | b21aad6f809357d9bab35e6a9814ddab23342f122350a4d0824096bf3e85b3fc |
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 | b1b52k8QHpW4Xt17G6rnvdc+C8AkHp9046UjZxG2Bh3Mk5RVQChh3Xr9fgXz0KyJKsa9wzQK3HUZvbDJvQPKBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:12:01.993149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182observed d067adbe876991f0b13f46b488be8d87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:01.970759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/manifest.jsonobserved b21aad6f809357d9bab35e6a9814ddab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:01.951252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/publication.mdobserved 34b293f7724f1e249212fb5a411c48e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:01.793980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/publication.txtobserved 4e513957f2c0a34f2d58184dca327a90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.335729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182observed d067adbe876991f0b13f46b488be8d87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.316397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/manifest.jsonobserved b21aad6f809357d9bab35e6a9814ddab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.297100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/publication.mdobserved 34b293f7724f1e249212fb5a411c48e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.278090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077182/publication.txtobserved 4e513957f2c0a34f2d58184dca327a90...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. |
|---|