OT-2026-000077317
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000077317) never changes.
Identity and time
| Publication number | OT-2026-000077317 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7e8c-bdd1-f2f43d574249 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077317 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62221354ea4506388212edb944a00e7157349516832495631ef27b657654b21d |
|---|---|
| Markdown | db947b667633898f7ebcf70c24d4a742e777b6c6c2c8d40847daf070bb7f4dae |
| Publication page | c989d46cf9e55dd6c5353a2b5c05de963b6779be04c675b1fd41359894eeb968 |
| Manifest | 4be85de08771db29ad765dffc8a899a1e505b63fe432ff4d5b6a0cd87b7e3aba |
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 | GFTL6CbO9533Nm9V/z4fxf6S1/K/YTAj5kKc/YCSnxMulmOsS0hQ1iN8JtmtUlStcwlth3UNiGrFCtL1y/S2Cg== |
| 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
| 2026-09-17T10:08:57.308674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077317observed c989d46cf9e55dd6c5353a2b5c05de96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:57.289594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077317/manifest.jsonobserved 4be85de08771db29ad765dffc8a899a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:57.270210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077317/publication.mdobserved db947b667633898f7ebcf70c24d4a742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:57.250034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077317/publication.txtobserved 62221354ea4506388212edb944a00e71...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. |
|---|