OT-2026-000018690
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000018690) never changes.
Identity and time
| Publication number | OT-2026-000018690 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-79ba-a2b7-c48e02019f9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 948f1f532979acf4c52c9f8abfc047eabac8e43788e9fec61db90e139ac0afad |
|---|---|
| Markdown | a650c7c6858d1e2cb54d71109bd72f352fdba5ccefafccbbab8daa49c13d3763 |
| Publication page | 301849f9e5923f783a650a950d053916508b6f987e8aadb123e07852572e439f |
| Manifest | f040c666aa03ceecc160d18fe5a7a69ccae1de90a8aada855620ecbd04cbceba |
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 | /OCmZNDpymbkiHZq6nkyJ25gn4902pKj2QguOyLLgFXiioVbA6Inm0e6ZeucAnixZrHMPwwVdT4ptJYCLY0eBQ== |
| 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
| 2026-09-17T11:59:17.419398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018690observed 301849f9e5923f783a650a950d053916...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:17.401119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018690/manifest.jsonobserved f040c666aa03ceecc160d18fe5a7a69c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:17.383347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018690/publication.mdobserved a650c7c6858d1e2cb54d71109bd72f35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:17.365679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018690/publication.txtobserved 948f1f532979acf4c52c9f8abfc047ea...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. |
|---|