OT-2026-000013640
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000013640) never changes.
Identity and time
| Publication number | OT-2026-000013640 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7e25-bfcf-5abf3793bebc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 942c81add10b43a6c42b43651b2aeca227dff5387af93b17e00bf3cf12ee3107 |
|---|---|
| Markdown | 94d88bfe516435c6c4579681771682e402801d30319c24d5cdc2aef5900c8aa0 |
| Publication page | 2e5222c6e3928d3c667b64aa0020a2a361f5ea91d4bb8231a731dd3b041484ea |
| Manifest | db06e17c2d28cd9eb0450a29d54fd6e3c6ef031c457597ceac8f88fac7222fb3 |
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 | GjUSBu9niWZhhj0p4QSc7EU3uX6PpEOrXudMhzheHtPFutJpS7y5bz96kJLf+LnO2lOa9PEJBKezMVwlNauqCw== |
| 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
| 2026-09-17T12:10:30.204576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640observed 2e5222c6e3928d3c667b64aa0020a2a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:30.144463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/manifest.jsonobserved db06e17c2d28cd9eb0450a29d54fd6e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.123537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/publication.mdobserved 94d88bfe516435c6c4579681771682e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.063500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/publication.txtobserved 942c81add10b43a6c42b43651b2aeca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.257203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640observed 2e5222c6e3928d3c667b64aa0020a2a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.202040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/manifest.jsonobserved db06e17c2d28cd9eb0450a29d54fd6e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.181899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/publication.mdobserved 94d88bfe516435c6c4579681771682e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.087361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013640/publication.txtobserved 942c81add10b43a6c42b43651b2aeca2...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. |
|---|