OT-2026-000028387
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed 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-2026-000028387) never changes.
Identity and time
| Publication number | OT-2026-000028387 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7e85-bc23-02b03bb2b4a3 · 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-2026-000028387 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60db3c1a58a02d5f72901151ed83d4b5c93ffa7bf0fdbbcd266b177be60776e1 |
|---|---|
| Markdown | 29f127de36680167bd89fd7928032a63be078386ff39381d6b0b110521e1bf37 |
| Publication page | af4302463dc06a3d74156147be9eaf9243bb96d14b39c038ff97b793522dbd7f |
| Manifest | c3670495bf17757280f8b32c3751e086839d468a0b3880964fdd7c235680b8b1 |
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 | ThkXZMl7ajl3T+3yVWs826FFfeCX0pCr5UKVgGhNfPZsJPANmr9DZ7XBLFaJRf1aywNHCgIyAnPfBeL2ZyXBBQ== |
| 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
| 2026-09-17T11:40:24.333549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028387observed af4302463dc06a3d74156147be9eaf92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:24.313273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028387/manifest.jsonobserved c3670495bf17757280f8b32c3751e086...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:24.292987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028387/publication.mdobserved 29f127de36680167bd89fd7928032a63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:24.242395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028387/publication.txtobserved 60db3c1a58a02d5f72901151ed83d4b5...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. |
|---|