OT-2026-000028754
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000028754) never changes.
Identity and time
| Publication number | OT-2026-000028754 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7d21-b717-6c7af347e847 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028754 |
| Status | PUBLIC |
Content hashes
| Canonical text | c35bb0f8b0e0ad4717a9b16fd6ded166ade5428ab7c9424f6741945c221289e1 |
|---|---|
| Markdown | e1509559f854b6b7af1dde216d19ac78c3336bfdde63a4ba404b07daf07cc3a4 |
| Publication page | 57c33f00e4a613b47d12796bb4cfb75837889570c550c5ca7b0c86c2aa287b35 |
| Manifest | 9bfd472a6285a486d3aae70484d6fd2e9f0d781bbcba551c689a5333e2c6d875 |
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 | nWIsU43j0xbX8rmVHixNb+EVOUtuWMkLP5cnbU3cxlhHe8Tgjx/PmX3WtMEkmWvvNMxt4PnehNF3B3ugc/W1AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:39:58.331727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028754observed 57c33f00e4a613b47d12796bb4cfb758...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:58.312895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028754/manifest.jsonobserved 9bfd472a6285a486d3aae70484d6fd2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.293455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028754/publication.mdobserved e1509559f854b6b7af1dde216d19ac78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.275805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028754/publication.txtobserved c35bb0f8b0e0ad4717a9b16fd6ded166...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. |
|---|