OT-2026-000075121
Publication integrity record
Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000075121) never changes.
Identity and time
| Publication number | OT-2026-000075121 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f1ff-7083-bb7a-5a1c447be4b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b3b6016532268754250b71b78bc2f1b620f067a9200d8b97f32993e9a3d027f |
|---|---|
| Markdown | 7565e0c1b2ee4f6f6a4a11d66dcdf59e2296cabcb24cc8face1d10b6f83e8b09 |
| Publication page | 43dabc4661b96feb328ab2df675d3549af33690bd0a5cf691bfad9ff4a741923 |
| Manifest | 28c5dd6301d4ed96405b9566f0e64fd3cc74a6ff5591f2f4e31fbb6368fce57c |
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 | Ajoo1tOUbxxj0XcL7CKb2OpbD2ZUo5uT9yBvP9ts/sUcIQ59RmRz5kMFQG+/bQ6qyPWEGT4GxKu3ryVJ1rg3CQ== |
| 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
| 2026-09-17T10:20:19.274634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121observed 43dabc4661b96feb328ab2df675d3549...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:19.252213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/manifest.jsonobserved 28c5dd6301d4ed96405b9566f0e64fd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.232999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/publication.mdobserved 7565e0c1b2ee4f6f6a4a11d66dcdf59e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.209162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/publication.txtobserved 5b3b6016532268754250b71b78bc2f1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:19.798203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121observed 43dabc4661b96feb328ab2df675d3549...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:19.779183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/manifest.jsonobserved 28c5dd6301d4ed96405b9566f0e64fd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:19.760631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/publication.mdobserved 7565e0c1b2ee4f6f6a4a11d66dcdf59e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:19.742830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075121/publication.txtobserved 5b3b6016532268754250b71b78bc2f1b...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. |
|---|