OT-2026-000040833
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, sustained 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-2026-000040833) never changes.
Identity and time
| Publication number | OT-2026-000040833 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7e1d-89c5-7f2065b40954 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040833 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1f4fa9993f8c2373e5aaacb21152dd195e562d70a58c8834e05cb143a67a726 |
|---|---|
| Markdown | 564cca3f9656dcbebc8afe2874638c3c23b3b9bd0ddb5c87d941112cf02c9b1e |
| Publication page | 95016ff8dbdd95dbda77fd588c7f2131861799d4d364ed1d655c141ac982f72f |
| Manifest | 2a0d7e913a4ebe60d607328d4913bd95d19cacf51eb5a606d896e0074d2a1254 |
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 | N0JG7fzPMM8dO19Sj5UQ5dvsE5twu3XG7xNjWBHNLYjnuFGPXjN9WHxAh/+50vf894+C74KhoYlL+BhW7Ph0Bg== |
| 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
| 2026-09-17T11:20:10.872822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833observed 95016ff8dbdd95dbda77fd588c7f2131...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:10.855660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/manifest.jsonobserved 2a0d7e913a4ebe60d607328d4913bd95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:10.838448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/publication.mdobserved 564cca3f9656dcbebc8afe2874638c3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:10.820833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/publication.txtobserved d1f4fa9993f8c2373e5aaacb21152dd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:36.843531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833observed 95016ff8dbdd95dbda77fd588c7f2131...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:36.826740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/manifest.jsonobserved 2a0d7e913a4ebe60d607328d4913bd95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:36.806522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/publication.mdobserved 564cca3f9656dcbebc8afe2874638c3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:36.788166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040833/publication.txtobserved d1f4fa9993f8c2373e5aaacb21152dd1...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. |
|---|