OT-2026-000041690
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000041690) never changes.
Identity and time
| Publication number | OT-2026-000041690 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a1-7f45-b0ae-4d39706f0420 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041690 |
| Status | PUBLIC |
Content hashes
| Canonical text | a614d3672f87d466964bbda1fa12be6e910b2e6a191ddaba1ccaffea76156355 |
|---|---|
| Markdown | afc8392d989d315115941b2f3bc263c484d39f19e9bd676559f661134a0aa02b |
| Publication page | 5f5ef5bb7d2736fcf689af735bfb303dcdc2707bcba484bcc1c5200a7fe06a86 |
| Manifest | b189126f845dcc5c56ea3d25a3f684e3646923bbd9d93e2eb49c6540915635f3 |
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 | 5hlcgUxy9afknvZzJqlCBWeaGteP5Qs+eTKWLom1GK6WE34qZbiE4aAciyOVFmeY6qaLO8Mpm2xCF9A7grwICA== |
| 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
| 2026-09-17T11:16:30.054838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041690observed 5f5ef5bb7d2736fcf689af735bfb303d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:30.037410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041690/manifest.jsonobserved b189126f845dcc5c56ea3d25a3f684e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:30.021009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041690/publication.mdobserved afc8392d989d315115941b2f3bc263c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:30.003876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041690/publication.txtobserved a614d3672f87d466964bbda1fa12be6e...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. |
|---|