OT-2026-000074843
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000074843) never changes.
Identity and time
| Publication number | OT-2026-000074843 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7095-9fc6-8b2e78266b0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074843 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0cabd7ee21706fcee68bbf14fe47f525abc4db2ed9dfd60060a3c6624b4e2d1e |
|---|---|
| Markdown | 353c726a6b6aed9511dc1ad32274a87a39999ffe744c74fd71d512bf1102e253 |
| Publication page | 8db4871c9ee5a3158f763d461e466ca2522d9d0a2fd2cbc04fa4f963b3aff6d4 |
| Manifest | f95f6c98aaa11542d4a8710989acb55189fe8b2e2eeb722284f230cc0c65b56c |
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 | 5cIqMpk6PFep2iFDyugL88x1bTAV1VuGNCAyvc/LFukYUSLc+UvoKbmuaIHrXdlOgSv3cJBHkJAWAPg+GGxTDQ== |
| 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
| 2026-09-17T10:18:33.334036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074843observed 8db4871c9ee5a3158f763d461e466ca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:33.317665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074843/manifest.jsonobserved f95f6c98aaa11542d4a8710989acb551...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:33.278590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074843/publication.mdobserved 353c726a6b6aed9511dc1ad32274a87a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:33.240320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074843/publication.txtobserved 0cabd7ee21706fcee68bbf14fe47f525...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. |
|---|