OT-2026-000042898
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off after set-down
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-2026-000042898) never changes.
Identity and time
| Publication number | OT-2026-000042898 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-70ca-bf27-3a00a286b287 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042898 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e999d8262484171cc4e0eacab9e3df138a506f7e42fbb57f6320186f42fd863 |
|---|---|
| Markdown | 8b36406598df5e5aee48b3241839c7682191729fc759a5ee9dfcb208bcc0c577 |
| Publication page | 20ddf210de7521b39f8c27df24a7d10633827382af74d08ac7396b48d36be909 |
| Manifest | c37fe54e50b1237d416c35746df5e110041849bb501df95f748745c462fa8807 |
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 | Www6RYOD1dFeZl7hCgGTLkWixcXUBpeNqD6nYTo5xIIw+D55Dl1TX3Q02+DUIYteh2uW7r3ZWXy4Dr64CLOdDQ== |
| 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
| 2026-09-17T11:15:24.336699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042898observed 20ddf210de7521b39f8c27df24a7d106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:24.315364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042898/manifest.jsonobserved c37fe54e50b1237d416c35746df5e110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:24.294976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042898/publication.mdobserved 8b36406598df5e5aee48b3241839c768...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:24.275350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042898/publication.txtobserved 7e999d8262484171cc4e0eacab9e3df1...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. |
|---|