OT-2026-000021658
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off before 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-2026-000021658) never changes.
Identity and time
| Publication number | OT-2026-000021658 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-79d6-84b2-93c72a46ee81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021658 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e7d8404d4c437b54b718c4280a6b89806e815cab6ce87730c4e31e4b6ae0d87 |
|---|---|
| Markdown | 42b4533aea8d921df16e3add94e5831508d8adc110b249b0c8473d310e3ec09d |
| Publication page | efb7f27778785731d3945d8c38fee453a6e0242b5769354dc93f51597a69358e |
| Manifest | dd2c3d17dcf4ea471f69521771bef2c5f3921df0e6c09790dce8ca45084742d9 |
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 | J2jr0ixpKb9T8ljacSURSOkihmBuWFVry6qAviJNSkoViQczC7neQV43pnbNWb44C8Hmmft76ZAl4BHQtiHyCQ== |
| 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
| 2026-09-17T11:54:05.640316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021658observed efb7f27778785731d3945d8c38fee453...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:05.620867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021658/manifest.jsonobserved dd2c3d17dcf4ea471f69521771bef2c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.602931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021658/publication.mdobserved 42b4533aea8d921df16e3add94e58315...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.583654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021658/publication.txtobserved 2e7d8404d4c437b54b718c4280a6b898...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. |
|---|