OT-2026-000031017
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000031017) never changes.
Identity and time
| Publication number | OT-2026-000031017 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb7-7114-9ce7-5e35ed747aa7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031017 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc46605ba718582807e8505c828e0205be140aaf97e6db6b73013e12570e2276 |
|---|---|
| Markdown | 7b197344ad2e9f2ccf3715143ddeda4222d41baaf20cc8b05936e0f0db3cc27b |
| Publication page | 9a711f4c90119cd7bb0f1e25e50a941610ea1f6b3f92a3556b08e39cf8cb4da0 |
| Manifest | 0439848c2df5b312a89ffac95374d81ee81039bbd9afcdb25164d2c3e840f451 |
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 | vkG34n5mIXH3GO4f0PlChoBOC4MaS4f6Dc4/8zds2ykSJpf6dTLvLQUgvqAZqelLEM2RdHiN/mnDc3xASnaIDQ== |
| 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
| 2026-09-17T11:40:06.574658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017observed 9a711f4c90119cd7bb0f1e25e50a9416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:06.551605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/manifest.jsonobserved 0439848c2df5b312a89ffac95374d81e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:06.530896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/publication.mdobserved 7b197344ad2e9f2ccf3715143ddeda42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:06.509642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/publication.txtobserved dc46605ba718582807e8505c828e0205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:35.573737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017observed 9a711f4c90119cd7bb0f1e25e50a9416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:35.555586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/manifest.jsonobserved 0439848c2df5b312a89ffac95374d81e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:35.540011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/publication.mdobserved 7b197344ad2e9f2ccf3715143ddeda42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:35.523741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031017/publication.txtobserved dc46605ba718582807e8505c828e0205...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. |
|---|