OT-2026-000070652
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, vented 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-2026-000070652) never changes.
Identity and time
| Publication number | OT-2026-000070652 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-7b1b-b29f-168d2abd3114 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070652 |
| Status | PUBLIC |
Content hashes
| Canonical text | 235ab762d0e9082d7977a872c1a310a0608b0be9e7a78c652c55b478750a1b73 |
|---|---|
| Markdown | 4a1f613375c64e5299cffbe63db8da957529afdd4cdafca65c7669117f23ea7a |
| Publication page | 11ba6df171af68faeb5443e5b2ece3c9fc3be5e9952b01cdb08152d29155723f |
| Manifest | b07ebcce5fcc22a8c5c597447b973fafa1e938090ddae31550eec75c28b199e8 |
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 | ecY2vd2qtM8cmo06Bo5tB2F4mu6PlFyz6W2ZYiVhT1rOm8zjckxaTKlS+zTng387y5VJRBMLyED7lFWCOaj8Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:25:16.044932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070652observed 11ba6df171af68faeb5443e5b2ece3c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:16.027583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070652/manifest.jsonobserved b07ebcce5fcc22a8c5c597447b973faf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.971671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070652/publication.mdobserved 4a1f613375c64e5299cffbe63db8da95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.860899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070652/publication.txtobserved 235ab762d0e9082d7977a872c1a310a0...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. |
|---|