OT-2026-000015292
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000015292) never changes.
Identity and time
| Publication number | OT-2026-000015292 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7fb2-b479-1422b605ee5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015292 |
| Status | PUBLIC |
Content hashes
| Canonical text | 831b813b83617fc66b0167db37dfe83286672b293e4cb9864fefe21ac5997779 |
|---|---|
| Markdown | ee8605b7002dde4f41d043704db994f077a2165c7e4cd4fd72d646b3778e01ab |
| Publication page | 1246a59a72d2ae27d0568f7a91e29f023aeba78cced55f3c6331067bf9c7f608 |
| Manifest | cc138c05cec35e5856cb90333483be0a7837fb6e4823ed017786cfaad3c10b03 |
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 | yTn7xmHzS8QafAWif20CEmSwjzl6IwuJu0bmUUrllPoJ1eLmoe28YzBBcOtIU38VoQAMg1utN2W2GugI77O9BQ== |
| 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
| 2026-09-17T12:05:58.719308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015292observed 1246a59a72d2ae27d0568f7a91e29f02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:58.700466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015292/manifest.jsonobserved cc138c05cec35e5856cb90333483be0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:58.682836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015292/publication.mdobserved ee8605b7002dde4f41d043704db994f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:58.661781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015292/publication.txtobserved 831b813b83617fc66b0167db37dfe832...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. |
|---|