OT-2026-000004445
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, four outlet manifold, three stage ejector
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-2026-000004445) never changes.
Identity and time
| Publication number | OT-2026-000004445 · never reused |
|---|---|
| Internal UUID | 01a0a917-fdbe-7145-ab4e-22b6035809ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:21:56.928654Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004445 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c3f374c80d5873ff7ee6d7107d07c8af651dd9a43d979808c0bcef238de47ab |
|---|---|
| Markdown | dfcad3d1077aaeada36a6d8ebe55cfedecf42f2a4c9335390a221f3aba0f7d4f |
| Publication page | c832c5b7e91f16d01c235a85cc61673cae4534f48ef8c2467a984f34ca4f6db5 |
| Manifest | 215811e36ed8bdd553a57e0ac1edded14b8c89737c6996d7fd83226d867c21b0 |
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 | sOALAupvRbUnzgZUUZSYzcel+HUWe85MxeSBP0Hau/TxsBTHURHr9bCQTwnjyITMjKmyeGPL8aNvSdBMIjOnAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:26.740516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004445observed c832c5b7e91f16d01c235a85cc61673c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:26.727420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004445/manifest.jsonobserved 215811e36ed8bdd553a57e0ac1edded1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.714141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004445/publication.mdobserved dfcad3d1077aaeada36a6d8ebe55cfed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.699072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004445/publication.txtobserved 7c3f374c80d5873ff7ee6d7107d07c8a...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. |
|---|