OT-2026-000028058
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-2026-000028058) never changes.
Identity and time
| Publication number | OT-2026-000028058 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7397-9524-1647f3c8fa69 · 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-2026-000028058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35fd3d36bd7531dd4dac1f16717739fbc2539b78479a60e074769a8bb13409b5 |
|---|---|
| Markdown | 12e62f4360ce149e7ebe5a5c34c1a2e163af4a5a4907349ad1d1ab156000e7fa |
| Publication page | e5fcce9825943f22bc21af920966f1131d666eaa1d62922872dfc510f81144dc |
| Manifest | a7cb764b8533f8af4579baa11b09067c99f2d4c1918f1985fc650090f266f3ef |
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 | 2Za59bWHbP1WoGn9SuZus6txhd8WSt2Usf1WZqFpTxNQYwEYyaRcFcGuRXJoPYxMXsLsKFZsqboHIOOvw7xGAQ== |
| 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
| 2026-09-17T11:42:23.520401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028058observed e5fcce9825943f22bc21af920966f113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:23.503804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028058/manifest.jsonobserved a7cb764b8533f8af4579baa11b09067c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.486814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028058/publication.mdobserved 12e62f4360ce149e7ebe5a5c34c1a2e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.467741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028058/publication.txtobserved 35fd3d36bd7531dd4dac1f16717739fb...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. |
|---|