OT-2026-000074641
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000074641) never changes.
Identity and time
| Publication number | OT-2026-000074641 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2a-7610-b827-51b42745914b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074641 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8f96d34a4f603f8a09f9d374af92ac612e18fb2f6a583afe1b34497c0f906f6 |
|---|---|
| Markdown | 133f141b899af92afa619a8ab245a48c43c4ec701fd9a87e4b8b356ea57596b2 |
| Publication page | 318aa8e90b8a180da2831685de960747afa89082fa0f3041a6514a235867a9a7 |
| Manifest | da3f8957d0d4252dee4be93896c412fb864b6a6ab3392596e8c07988a4cc30c3 |
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 | RvrS9pWrYojZ2x+E7zsR7qkDR6H5gq+M3ZSxchCEvHrw5gyymeWO7DLVF9jIGByVhN/A7B83W0pbzNOXXYXJCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:12.835457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074641observed 318aa8e90b8a180da2831685de960747...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:12.816664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074641/manifest.jsonobserved da3f8957d0d4252dee4be93896c412fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:12.798083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074641/publication.mdobserved 133f141b899af92afa619a8ab245a48c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:12.778266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074641/publication.txtobserved a8f96d34a4f603f8a09f9d374af92ac6...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. |
|---|