OT-2026-000031809
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000031809) never changes.
Identity and time
| Publication number | OT-2026-000031809 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-768a-b957-782da44c544d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031809 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61e10879b3b5603768a253a95b0ae5bc7fd237ae54be3386cde156d643f316a6 |
|---|---|
| Markdown | fee1d36b95528dbaa6f86f445148faef80ce88b51d6fc7e6ee883e9f2ae0480e |
| Publication page | d15aaf95bdd70ec88cf8fe4bc84e9ad1e3fdeec2f1c58a7021193925390ec8fe |
| Manifest | ebf1428723c73f1cf522b850558b7f039c59205dae100a2ed9940cf82e93e1b0 |
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 | CDUe3uaBkMJQ+NUwPSW4x+me5Wanx2m4VKaIgayvrStxGjrrDaoTiAySgCM+210rEYYrwGB8TRMlczRUpHXICg== |
| 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
| 2026-09-17T11:34:57.836025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031809observed d15aaf95bdd70ec88cf8fe4bc84e9ad1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:57.801395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031809/manifest.jsonobserved ebf1428723c73f1cf522b850558b7f03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:57.772936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031809/publication.mdobserved fee1d36b95528dbaa6f86f445148faef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:57.748474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031809/publication.txtobserved 61e10879b3b5603768a253a95b0ae5bc...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. |
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