OT-2026-000021354
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000021354) never changes.
Identity and time
| Publication number | OT-2026-000021354 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7cef-adc2-67a79f233ad9 · 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-2026-000021354 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee8a6eeb444ce94f33784a76f232ac9f617882f42f3749c494682c8698b6dcd7 |
|---|---|
| Markdown | 7fb40393933bb62ee3409f266087402706ede2362e0e564277a407b19558f62c |
| Publication page | e1d5ba93dd53c96f1849693b5fbeba5606a7c1dc856808e02a75078bff8c1efe |
| Manifest | dcc1cde322fa9aa02a41bcbb26aa092a76e532947a861f31e5e1ff52078af813 |
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 | nMxkynR6fyLPQIFCurVTCQZ5MTguwXCjWs9NUwzPrFFGpWOVI6w3o+ajBZaHuh364UqCgH/1U4g4bHBNpiQpDQ== |
| 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
| 2026-09-17T11:55:12.826495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021354observed e1d5ba93dd53c96f1849693b5fbeba56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:12.805987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021354/manifest.jsonobserved dcc1cde322fa9aa02a41bcbb26aa092a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:12.776813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021354/publication.mdobserved 7fb40393933bb62ee3409f2660874027...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:12.660607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021354/publication.txtobserved ee8a6eeb444ce94f33784a76f232ac9f...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. |
|---|