OT-2026-000066163
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000066163) never changes.
Identity and time
| Publication number | OT-2026-000066163 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-8dc3-7f27-827a-4bfe2780c2e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:33.262219Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066163 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08f4223b61d2f5a7f8c3c7205558df902a47dbeb70fa7e31c02f3915559e67db |
|---|---|
| Markdown | 6dd988f701855e9f7f509d7ba605f0a9dfcd5bb44d74902f869e78e02a925461 |
| Publication page | 33b9edaf54177683c2778c715a3ec4e1578cea3fdcad4f1c49734de43b0f146e |
| Manifest | 6168242ef7216e605d045fd2dba94e88ae363ecde26ea9998eb89aeb41246a45 |
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 | IX+/qR/16/o13uL1twjWfdPDNzH0XjaU6hnVA3JdbFzBfUg4OhGbdcYcTVkVErutNQ0mGhRFQXdgLZgbyRGZBQ== |
| 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
| 2026-09-17T08:51:06.322235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066163observed 33b9edaf54177683c2778c715a3ec4e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:51:06.305137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066163/manifest.jsonobserved 6168242ef7216e605d045fd2dba94e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:51:06.287157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066163/publication.mdobserved 6dd988f701855e9f7f509d7ba605f0a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:51:06.270489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066163/publication.txtobserved 08f4223b61d2f5a7f8c3c7205558df90...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. |
|---|