OT-2026-000055858
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055858) never changes.
Identity and time
| Publication number | OT-2026-000055858 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7140-9e9d-cef8acb03b4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055858 |
| Status | PUBLIC |
Content hashes
| Canonical text | c80d288040d189aff65218752fa8874bff9872eec4464409760c3e0d83dc65ef |
|---|---|
| Markdown | 2978d285fafd268706951fb507cb42cd43b042442b02ea2f90f775eabdee7472 |
| Publication page | 1ad2ee6b8e267f0940ef1718387156aa0f8612007cadc1b701504ae7bd3773f5 |
| Manifest | 18757b5ce6ec0de287040f66246056b3e1fbeaa5f7a2622bbdf467b5000fa5cc |
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 | 1TFB88cwwuE3QUVs/t+7FkUTYWea1zhLB4oWIK1FTHXvvAYxW85yDmnYiDKP32pLuxvdLu/AqVNKPkoTZVp9BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:15.343564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055858observed 1ad2ee6b8e267f0940ef1718387156aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:15.327638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055858/manifest.jsonobserved 18757b5ce6ec0de287040f66246056b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:15.310970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055858/publication.mdobserved 2978d285fafd268706951fb507cb42cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:15.293484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055858/publication.txtobserved c80d288040d189aff65218752fa8874b...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. |
|---|