OT-2026-000087887
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained 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-2026-000087887) never changes.
Identity and time
| Publication number | OT-2026-000087887 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7322-ba04-2e8ae8376ff3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087887 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d020c4ff5e73a7eeaf27bdd6a93c4704b8068ad170d2066f7dcf9d1c5e83f3e |
|---|---|
| Markdown | b4c1152b5774cafb87be581afc209f797dad33a219522cb1998763e3de53873d |
| Publication page | f911b5435ee0b9107742aeb7175da346a804444334e30d3c1ecd83f8316e44dd |
| Manifest | f6557eedb08d3bd9112d4e83653a03d14e65bdb07d212f5c32660aa46cb99cd4 |
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 | 0bVekYqOrg72b03t74M6fgCuIm4Fdobq34wKptAGC8cYxFEtyj+mPO20lEJEPNbHyecWTrGpg1TjkuSIoxflCQ== |
| 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
| 2026-09-17T09:49:09.518579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087887observed f911b5435ee0b9107742aeb7175da346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:09.498182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087887/manifest.jsonobserved f6557eedb08d3bd9112d4e83653a03d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.479219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087887/publication.mdobserved b4c1152b5774cafb87be581afc209f79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.458480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087887/publication.txtobserved 0d020c4ff5e73a7eeaf27bdd6a93c470...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. |
|---|