OT-2026-000028710
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000028710) never changes.
Identity and time
| Publication number | OT-2026-000028710 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7e6a-87ef-b8080b4c88dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028710 |
| Status | PUBLIC |
Content hashes
| Canonical text | b947e060daf911e4b7dac11566f14692363e2d42f63550d8eb78c8dc0252823c |
|---|---|
| Markdown | e1967801b9de5886bb97ff844bd53215b827da53e16106856fd3de6528abdd55 |
| Publication page | 0446ab7c7ebb762f4e2d5ca2da165b6eb392570e3ee034e0e087751330f8849b |
| Manifest | 97b2212daef22226848e0297ffb2a01e7c94318e8393f6fd22f00bfc38903561 |
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 | V8B9W+Uxwn5Q1T7VcDaTyZEWSG9tF+zeItxCoVTWbPwd08P1grR64bA367lpKeEZJeHfQatFBVI+JgXhwCMXBw== |
| 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
| 2026-09-17T11:41:42.730068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028710observed 0446ab7c7ebb762f4e2d5ca2da165b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:42.707811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028710/manifest.jsonobserved 97b2212daef22226848e0297ffb2a01e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:42.683817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028710/publication.mdobserved e1967801b9de5886bb97ff844bd53215...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:42.662143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028710/publication.txtobserved b947e060daf911e4b7dac11566f14692...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. |
|---|