OT-2026-000028038
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000028038) never changes.
Identity and time
| Publication number | OT-2026-000028038 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-77d7-b0f5-a58b7158a6b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028038 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c895204ccd16147c7db68c846c296fac484f10e3d76675b7337afe7fe5b1c4b |
|---|---|
| Markdown | 3f59f257ed8e292d877aa92504078949668a64a83f00c03173751063984ef197 |
| Publication page | 09719693486a5b3363bc49dd58eded993a182fb538f7956f02dbc3d3bdfd1355 |
| Manifest | ef1d6d2496840d888c1efe4664c4abc853207654c3f76a4e7c775cd9c0196894 |
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 | 2MQ2SiRAE+5LMwPMnmMGHkRcA2aydeJPQbjN1pWRqhd6CiCWFhZQ3eZqWBwQisSiZthfgm+h8hhnMieHSyDGDg== |
| 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
| 2026-09-17T11:42:21.771537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028038observed 09719693486a5b3363bc49dd58eded99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.743560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028038/manifest.jsonobserved ef1d6d2496840d888c1efe4664c4abc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.724686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028038/publication.mdobserved 3f59f257ed8e292d877aa92504078949...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.705950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028038/publication.txtobserved 4c895204ccd16147c7db68c846c296fa...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. |
|---|