OT-2026-000048342
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048342) never changes.
Identity and time
| Publication number | OT-2026-000048342 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-7f8f-9c5d-6db0bccc7353 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048342 |
| Status | PUBLIC |
Content hashes
| Canonical text | 251f5964d80bc9a8214aa193b33cb3c29c698bee24988493971da497ffb97f06 |
|---|---|
| Markdown | b754b9d90da0b24d8ab8e76bee0a9295c49135b11add47cde78271c3cbbcaf61 |
| Publication page | 21d09637e6ce13afae3b8d7a0529d6eef4b05634cb54362a3e86614657df1aca |
| Manifest | 5915b59b2054386f726fdfe003f298064e42299c45ccbb4c96194fbdec7527e9 |
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 | EXR4hVcNfpoTmCDQgids9wsFi8AN2SJA2qLYTv13wBwT7PSKLcxQ1PZoeZKOXQ3hbd3CHOtLmqn9XBnJ9Zl8DQ== |
| 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
| 2026-09-17T11:04:57.178478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048342observed 21d09637e6ce13afae3b8d7a0529d6ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:57.157720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048342/manifest.jsonobserved 5915b59b2054386f726fdfe003f29806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:57.138127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048342/publication.mdobserved b754b9d90da0b24d8ab8e76bee0a9295...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:57.119096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048342/publication.txtobserved 251f5964d80bc9a8214aa193b33cb3c2...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. |
|---|