OT-2026-000028290
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028290) never changes.
Identity and time
| Publication number | OT-2026-000028290 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7136-82d0-270308fb1395 · 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-2026-000028290 |
| Status | PUBLIC |
Content hashes
| Canonical text | bce04fdec556bdac07ed7b742feb50e806034218bb3fc69eafa0e88f996395c7 |
|---|---|
| Markdown | d717ad40e03c90623bdba44b5bda508a77ed51ea96c6cb030700b4c7e60e3bf0 |
| Publication page | cc2cdcc7077578a447e721ee1a2f4b2d2e6fa45edfab94f31c6be4cf292e704d |
| Manifest | 1fd387f3295fc234381037f5e299891f1c16ed4f7e5201178490cae8a5c7a014 |
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 | n4ArQxFBAyiS9fpDcWf+4BJH394cVG/tC085plcsaETqrCbAA/Ls62PqJeOl9VkrJpnJ66MGSuG/CPc4DKhuAA== |
| 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
| 2026-09-17T11:40:09.764625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028290observed cc2cdcc7077578a447e721ee1a2f4b2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.742977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028290/manifest.jsonobserved 1fd387f3295fc234381037f5e299891f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.717972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028290/publication.mdobserved d717ad40e03c90623bdba44b5bda508a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.700095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028290/publication.txtobserved bce04fdec556bdac07ed7b742feb50e8...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. |
|---|