OT-2026-000028502
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000028502) never changes.
Identity and time
| Publication number | OT-2026-000028502 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7603-9b84-afceb5028892 · 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-2026-000028502 |
| Status | PUBLIC |
Content hashes
| Canonical text | ebed0a8c22a0f98280f048ed70f590f031c3757093b74770b948901dcf186aff |
|---|---|
| Markdown | 09b9bb6f3704446006287b12ed466771006867cf10ac8ae916990afff03ee7ca |
| Publication page | e6574dcffedc9e3c9d97158461d0888cab09dc6ed07ee880f2cd3f2e2637708c |
| Manifest | 7fe38848de5c61d96e65eded7f20862f89a618069e4f8c88d93b04c9bdf7bc74 |
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 | Y8H90PlWnAcXxeecQMfXh0EbSKJyM2ATAqINyXPsfJ5DWDBtZp0lcch3GvOXtDLFZAJBRyMgjzhPrAvVZOuJAQ== |
| 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
| 2026-09-17T11:40:45.896151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028502observed e6574dcffedc9e3c9d97158461d0888c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:45.877471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028502/manifest.jsonobserved 7fe38848de5c61d96e65eded7f20862f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.860373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028502/publication.mdobserved 09b9bb6f3704446006287b12ed466771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.841284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028502/publication.txtobserved ebed0a8c22a0f98280f048ed70f590f0...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. |
|---|