OT-2026-000003940
Publication integrity record
Vacuum cup gripper, per zone isolation, ejector fed, pressure verified at each zone, contact triggered
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-2026-000003940) never changes.
Identity and time
| Publication number | OT-2026-000003940 · never reused |
|---|---|
| Internal UUID | 01a0a90b-8791-77f7-9bd2-59dfdb748179 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:20.243999Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003940 |
| Status | PUBLIC |
Content hashes
| Canonical text | eeddbb30a6fa2e8b276080d84d1975a48d96793af71d7de84c057c1c069ad623 |
|---|---|
| Markdown | 51347fbd75df8cefcf301f203307a66f5a12106a81bff331f3d467fbb0b01dca |
| Publication page | 419dd35cf6b11305137c8312c587fda3cc7b2fe2ec6392308fc08314340ea0d4 |
| Manifest | 7dc31bd475641565065bb7a57bf960cf99a97b4296d22552abfb7b147bd47fa0 |
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 | zrHMWPDpRes33X/9m7wbztlQuO5miLtHs8esetbWTYYLG5AUIZeJLJnoLs9/iFOwymjW5VTxM2tEK6/pFbQ6DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:11.034925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003940observed 419dd35cf6b11305137c8312c587fda3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.016667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003940/manifest.jsonobserved 7dc31bd475641565065bb7a57bf960cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.999015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003940/publication.mdobserved 51347fbd75df8cefcf301f203307a66f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.985580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003940/publication.txtobserved eeddbb30a6fa2e8b276080d84d1975a4...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. |
|---|