OT-2026-000021380
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000021380) never changes.
Identity and time
| Publication number | OT-2026-000021380 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7ed5-8192-6293807315d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c673d30f0a31ec62b77877356169e3d688922e98c5e2ea7220ea48d5af35df4 |
|---|---|
| Markdown | bde00930baae9ef282f23ac9637b7bc08140e9027f59e6e145f1aa2c0d2a9f6b |
| Publication page | 81e173062c3b5da1b84a5b91c744d4d625a3e2c7be8cec1c427de53dd2aab808 |
| Manifest | 9484e59708359e0474f4a4fa2440f3d405a4cd7f868a6dfdde34d755ced787c7 |
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 | XKTr8flBaHHwB1w/FIeaWQFpWvhiodkATlYiWpy0sYdDDGOgFp5Q29GU4mT528F6pAOPkPyEsI9K/oXsJE68Cg== |
| 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
| 2026-09-17T08:43:10.744187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021380observed 81e173062c3b5da1b84a5b91c744d4d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:10.554585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021380/manifest.jsonobserved 9484e59708359e0474f4a4fa2440f3d4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:10.308326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021380/publication.mdobserved bde00930baae9ef282f23ac9637b7bc0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:09.993134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021380/publication.txtobserved 8c673d30f0a31ec62b77877356169e3d...fetched by grabo-systems from 34.44.131.203, 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. |
|---|