OT-2026-000026172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000026172) never changes.
Identity and time
| Publication number | OT-2026-000026172 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a841-7644-97dc-25e2174fdefe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b3f779079d46ec791c979ece99d6097fc22c50b9627629ede8fa1cfed7b1ffc |
|---|---|
| Markdown | f21232e8a1f09067a94f0c58cb9a746ff252e4056d095cd375cc0d45602aa18b |
| Publication page | c53c0dfc60f13b3e15e0da8a8342262f5c8aa47be75e4b184eca19972890bb7b |
| Manifest | ab5a6fb9b8f6d385fbe1e46f52633747b79b64f06c16ec0e9272018badedeb62 |
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 | Rfva6AjCiWgr7DmmstL86NC+wOVW9q8//ZpmxS9DwX05zIbIh+swdQvQ+3EgmWQbF5KStdlRM3lXSUxb8kYDBQ== |
| 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
| 2026-09-17T11:46:41.061414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026172observed c53c0dfc60f13b3e15e0da8a8342262f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:46:41.044658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026172/manifest.jsonobserved ab5a6fb9b8f6d385fbe1e46f52633747...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:41.026262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026172/publication.mdobserved f21232e8a1f09067a94f0c58cb9a746f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:41.007163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026172/publication.txtobserved 3b3f779079d46ec791c979ece99d6097...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. |
|---|