OT-2026-000074175
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000074175) never changes.
Identity and time
| Publication number | OT-2026-000074175 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7178-7eda-9567-a233f2a108c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074175 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69a6424339fb5d9b4cf2df88f761591f54c833e55be81e49456ce8bc411905d0 |
|---|---|
| Markdown | a6b6ba3bb72ad467642ef8807b339f2578de4ece106dc9bb417719c0d29102db |
| Publication page | bec27e545300ea0d8865a0f59c076d13e87e04df856a05dd10c6c2d5e1fea193 |
| Manifest | e36d721228198cefe41b6e9b1d88af070d034f34d28a12871b7d2a2daff2c2f0 |
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 | 5GRDeFyALvzS7Mxv73zB1VAboMuma36zZ6UZVVSFKBAtW5t3LJ9r7miYYfv/gQmb61vuB1nUTmSjUeFF2kjdDQ== |
| 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
| 2026-09-17T10:19:01.573851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074175observed bec27e545300ea0d8865a0f59c076d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:01.558472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074175/manifest.jsonobserved e36d721228198cefe41b6e9b1d88af07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:01.542050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074175/publication.mdobserved a6b6ba3bb72ad467642ef8807b339f25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:01.526341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074175/publication.txtobserved 69a6424339fb5d9b4cf2df88f761591f...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. |
|---|