OT-2026-000090250
Publication integrity record
Two cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000090250) never changes.
Identity and time
| Publication number | OT-2026-000090250 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7042-9b68-97e8428a1aac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5175eaa21c8015494011288b3f25c36cec5a642398d807181f0b2daa20a392c5 |
|---|---|
| Markdown | e89b0a8577d81c659c0c2165dc80b49b757fe68fb7bd61538d706d4bb0a8400e |
| Publication page | 7f0b677cf1e0fbd3da7eba15d58d02a42e7e195ad66610476b59b478b7928641 |
| Manifest | a026cbf0284948761f80976b4292752f1daf450e45abe221475c7dff90f51674 |
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 | nrJURjC86QEq3R5iB0c8BMMrmcwMUUEFELjDMxwfuO4ohRiHBWsX5ilEu3ShSnOwXZmMhxhRvrNZGAxEL6bSAw== |
| 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
| 2026-09-17T09:45:25.549004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090250observed 7f0b677cf1e0fbd3da7eba15d58d02a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:25.521390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090250/manifest.jsonobserved a026cbf0284948761f80976b4292752f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.501562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090250/publication.mdobserved e89b0a8577d81c659c0c2165dc80b49b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.473630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090250/publication.txtobserved 5175eaa21c8015494011288b3f25c36c...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. |
|---|