OT-2026-000077948
Publication integrity record
Single bellows cup vacuum gripper, single 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-2026-000077948) never changes.
Identity and time
| Publication number | OT-2026-000077948 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7761-868a-4184408b0148 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077948 |
| Status | PUBLIC |
Content hashes
| Canonical text | c062fa2c74b00f38077430253fac89ac12a0244ed4e6c264c145ba61aea8b276 |
|---|---|
| Markdown | 8476f62e02edb70a3a2a01226dec8941d7a8e7a240f7e324a33569f811e50d07 |
| Publication page | b14e9c3f60d3de31a19d04af86b038b3a6258435e84566126c764d735b0f0e26 |
| Manifest | 8918764be1de086b8b401d038f07a8caf6403479a565f6ec0999d3e7f804cd3d |
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 | zEwQuWCrTP2dS6jh09m2dNLarkLNd69+6bGw7/h4IykH4N7sYZxSCce86caQkjtZSVlH0iTSykS9BzzrguHoCg== |
| 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
| 2026-09-17T10:10:17.296003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948observed b14e9c3f60d3de31a19d04af86b038b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:17.274215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/manifest.jsonobserved 8918764be1de086b8b401d038f07a8ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:17.256623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/publication.mdobserved 8476f62e02edb70a3a2a01226dec8941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:17.237365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/publication.txtobserved c062fa2c74b00f38077430253fac89ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:13.836988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948observed b14e9c3f60d3de31a19d04af86b038b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:13.820052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/manifest.jsonobserved 8918764be1de086b8b401d038f07a8ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:13.801578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/publication.mdobserved 8476f62e02edb70a3a2a01226dec8941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:13.780155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077948/publication.txtobserved c062fa2c74b00f38077430253fac89ac...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. |
|---|