OT-2026-000054184
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000054184) never changes.
Identity and time
| Publication number | OT-2026-000054184 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-70b4-afd8-ef397abfecc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054184 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6aa9cbd0f8cef3c3d95dde060905237cdf47368484d446995c42725ebc805ff |
|---|---|
| Markdown | 5aa8a72b090830aed814e3b9650cdbebe2161beb23f988e30438051a170eff9c |
| Publication page | b5b2021a049f953865a37ffa932015240bd3c1f6486c702b85eb253e50bc653f |
| Manifest | d771b3e360df90d91bb145009dc77ea15967d3767dcb00c9e50daad5d4db951e |
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 | c831bh1ywL5syTbTKwVZ6LakRc0XWurJLRoHqBIgjupAHu8sHI2f6bWFC8eEx/G4fzFo2fCBHZwYf7bDoYwXBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:26.592166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054184observed b5b2021a049f953865a37ffa93201524...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:26.573800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054184/manifest.jsonobserved d771b3e360df90d91bb145009dc77ea1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:26.556257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054184/publication.mdobserved 5aa8a72b090830aed814e3b9650cdbeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:26.539058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054184/publication.txtobserved e6aa9cbd0f8cef3c3d95dde060905237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.128205Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054184observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.113784Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054184/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.097820Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054184/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:39.081843Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054184/publication.txtobserved ...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. |
|---|