OT-2026-000028070
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000028070) never changes.
Identity and time
| Publication number | OT-2026-000028070 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7831-8b7f-4fa26f014974 · 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-2026-000028070 |
| Status | PUBLIC |
Content hashes
| Canonical text | be663d6589116c8c7f0e2c2fe35d21faa65ca143fde6a750437077fb998e67d4 |
|---|---|
| Markdown | ae301c188651ff3bab45b281d53c1cc0ae91eb644bc95721a1320dea7b660f6e |
| Publication page | b42cf1a0d50456d6b804e0c1d34f2837d5ff8acf36bddce848f0f3b09c0b191a |
| Manifest | 783e05946b29d42b030fd40a92669f28875515dbf2906e93e15502278e6e5d91 |
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 | Pr2FVFiUbozAHx8V61PEjKz09cExFWLHVGipOZ2ZKtlb6rbgenCffxbo9wnEIejp4YCfdYMlo7wR8HFS3NsZBg== |
| 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
| 2026-09-17T11:42:24.567580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028070observed b42cf1a0d50456d6b804e0c1d34f2837...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.548790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028070/manifest.jsonobserved 783e05946b29d42b030fd40a92669f28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.531599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028070/publication.mdobserved ae301c188651ff3bab45b281d53c1cc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.514824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028070/publication.txtobserved be663d6589116c8c7f0e2c2fe35d21fa...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. |
|---|