OT-2026-000077121
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000077121) never changes.
Identity and time
| Publication number | OT-2026-000077121 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7eec-b352-0c37ba149ba5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47dfdd846f23267cabd91bc0b2f19b295bee6afd8221dc1518f781804261d052 |
|---|---|
| Markdown | ff9244f39216c5578bd0fe46ff1dfad20d23ce59b9ac044f77b873ba7cb7da8c |
| Publication page | 584a0822b3ec193c143a80813719c9725513d51847e2a4e80a43e5bf119d1529 |
| Manifest | 1c256afc73e6bd354d5d1dfa8b8091392a0df5002d9fb5d1a2ffb912c7288fce |
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 | ftoq8sYn2c6QgqDi0gvgNxm0gNOLKrQ0zAMPJkFMJ8JnXB0Ff2hrGYL1DaQqDzWZyIuhJy0IUU0ew4Icly01CQ== |
| 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
| 2026-09-17T10:11:37.505528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121observed 584a0822b3ec193c143a80813719c972...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:37.488682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/manifest.jsonobserved 1c256afc73e6bd354d5d1dfa8b809139...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:37.470130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/publication.mdobserved ff9244f39216c5578bd0fe46ff1dfad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:37.448038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/publication.txtobserved 47dfdd846f23267cabd91bc0b2f19b29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:35.392490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121observed 584a0822b3ec193c143a80813719c972...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:35.374377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/manifest.jsonobserved 1c256afc73e6bd354d5d1dfa8b809139...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:35.356419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/publication.mdobserved ff9244f39216c5578bd0fe46ff1dfad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:35.337954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077121/publication.txtobserved 47dfdd846f23267cabd91bc0b2f19b29...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. |
|---|