OT-2026-000028786
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000028786) never changes.
Identity and time
| Publication number | OT-2026-000028786 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7f21-b1ed-65528c9bcfa2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028786 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c040bd8bca01881412bd6ea6661bc23a2fc82a592cc424eb2f67f5ff9234ef5 |
|---|---|
| Markdown | 692c194f385d198a9c5fa28f316397971aab020d1713f61b5ead853bf5ed9146 |
| Publication page | 55f8618891fe90fff34db2f79249aff34c1a27a0082a01221ecd0af8c16842fb |
| Manifest | 4f85a75d16e798710c3424137a9351da96eb6386a0acf19e804eb5b8754c3675 |
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 | i9HmvdjN9VYwkyOLrvPWbG6A5oHCmNmNUi1QEuzYecfT5fJLz9W5B2vrW3OqUyHHpXDpvGVPTtvh+iwxiMnWBQ== |
| 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
| 2026-09-17T11:40:02.227860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028786observed 55f8618891fe90fff34db2f79249aff3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:02.204044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028786/manifest.jsonobserved 4f85a75d16e798710c3424137a9351da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:02.186805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028786/publication.mdobserved 692c194f385d198a9c5fa28f31639797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:02.163163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028786/publication.txtobserved 6c040bd8bca01881412bd6ea6661bc23...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. |
|---|