OT-2026-000028858
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000028858) never changes.
Identity and time
| Publication number | OT-2026-000028858 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7152-85e4-05a37c7bdaac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028858 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bf5c83cd9247022131a56052ed5ebc637fbdb19b8a040366facef033d2d8224 |
|---|---|
| Markdown | 8c78229d900ca14e0af9a46b5f434b54cca753c18842c2714172e060fabd3bd5 |
| Publication page | a55be423c0e9da69e49a1be855859e75ff925d603b494ae25ab7f37459aa5c46 |
| Manifest | f391fd6c4db97febf96d91efe9b3b237cbdf83591a94d91dea7586c0d1ab7b64 |
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 | qWEJjUigAblMqfTHtUyiiNpe0uzpGe0/mIAlhvZvwZHZAoedlp+OAEBxNyigfSP/DZT+1awcetbemt/i3xnNCg== |
| 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
| 2026-09-17T08:20:10.686798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028858observed a55be423c0e9da69e49a1be855859e75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:10.549985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028858/manifest.jsonobserved f391fd6c4db97febf96d91efe9b3b237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:10.528955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028858/publication.mdobserved 8c78229d900ca14e0af9a46b5f434b54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:10.511814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028858/publication.txtobserved 7bf5c83cd9247022131a56052ed5ebc6...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. |
|---|