OT-2026-000077196
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, vented 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-2026-000077196) never changes.
Identity and time
| Publication number | OT-2026-000077196 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7a02-aefe-6f3c095a30c5 · 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-2026-000077196 |
| Status | PUBLIC |
Content hashes
| Canonical text | d32093e52ed8ad8d72537e54eb44c7f5818917ed7c557bc6cbe86ee590f1fdbe |
|---|---|
| Markdown | d7ca6f2da9f6086f359fca0ded8f2199dd1743a23a7870b01a696713547a1c43 |
| Publication page | ef75e7705255a4cf87a276e5e78dc385ff3fdc73eaf9bba62f7e49a14cc263ed |
| Manifest | 16caa6ada2ab3673f937fce470cfefa88f871ae523159563c14578b5a3c6547a |
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 | FhENj7a/NiXEnDbY1JfpPJqKWnBjHsabOeucIBgAyiMz3uj7/GtjtxIGFo9857smwBD4QYoZ44Chx7IGk+irAQ== |
| 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
| 2026-09-17T10:10:57.311338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196observed ef75e7705255a4cf87a276e5e78dc385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:57.289881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/manifest.jsonobserved 16caa6ada2ab3673f937fce470cfefa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:57.269169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/publication.mdobserved d7ca6f2da9f6086f359fca0ded8f2199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:57.247950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/publication.txtobserved d32093e52ed8ad8d72537e54eb44c7f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.846201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196observed ef75e7705255a4cf87a276e5e78dc385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.826941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/manifest.jsonobserved 16caa6ada2ab3673f937fce470cfefa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.807873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/publication.mdobserved d7ca6f2da9f6086f359fca0ded8f2199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.790025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077196/publication.txtobserved d32093e52ed8ad8d72537e54eb44c7f5...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. |
|---|