OT-2026-000028006
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000028006) never changes.
Identity and time
| Publication number | OT-2026-000028006 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7aa8-b60a-57c4f0f4b86d · 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-2026-000028006 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9babef2c9b6381963d095ccd9143ec8996db3e25418936b25e962cd9ea54c2f5 |
|---|---|
| Markdown | 11b630c4265cb9953c53bb1018b02d25b576d8f389b56bf89f689cef9acd92cb |
| Publication page | c454eb28a8112f508557a42289c173d252edffd3f45bdb28c3063f24fdc5a5f0 |
| Manifest | ded5c790183ced104adad76f2db1a369b5e7e4bba7376892cb69026cf980b1b0 |
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 | ICj4+Uh6/swZIzILBwCNfS2KJoNfgFdOsm0HYih2mxNaopv9iIfRgkohqE6a4cJLSoIkrhDVxJDGYQjV54DSCg== |
| 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
| 2026-09-17T11:42:19.584269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028006observed c454eb28a8112f508557a42289c173d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:13.150670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028006/manifest.jsonobserved ded5c790183ced104adad76f2db1a369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:13.135309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028006/publication.mdobserved 11b630c4265cb9953c53bb1018b02d25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:13.117517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028006/publication.txtobserved 9babef2c9b6381963d095ccd9143ec89...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. |
|---|