OT-2026-000091081
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000091081) never changes.
Identity and time
| Publication number | OT-2026-000091081 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-77bf-8cd9-ab37d0d52618 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091081 |
| Status | PUBLIC |
Content hashes
| Canonical text | a90626f2692d6664781873bd7d994b0934ab89dce62bda3896e624a4f91904ca |
|---|---|
| Markdown | 334cb70f9597c42594f375ba807badca4af9ba8f226c7cd1b81bcb55ccb071c1 |
| Publication page | da20013192488fcea1c55075fc2ecefbdb66b8da370ef6198d69be37da1e28c0 |
| Manifest | 7e9082c4f03688c504abf3ee8b393a8cd08c569f6f8c4f7291d3dd27e5ac5740 |
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 | RyUmQW+BhTDLcM634zx1jWb2GUTV9yz2HaDB73IvLmxL2UM4qSiYlKX8VnGvI6tT6dtfsUYYGNCIfpDmnatFAA== |
| 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
| 2026-09-17T09:44:19.603878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091081observed da20013192488fcea1c55075fc2ecefb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:19.585936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091081/manifest.jsonobserved 7e9082c4f03688c504abf3ee8b393a8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:19.568564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091081/publication.mdobserved 334cb70f9597c42594f375ba807badca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:19.552140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091081/publication.txtobserved a90626f2692d6664781873bd7d994b09...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. |
|---|