OT-2026-000005155
Publication integrity record
Porous face vacuum gripper, per zone isolation, pump fed, contact triggered
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-2026-000005155) never changes.
Identity and time
| Publication number | OT-2026-000005155 · never reused |
|---|---|
| Internal UUID | 01a0a92f-a4ac-753b-bd62-09d2eae18054 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:47:46.991872Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005155 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1687bcf22c619ce84766598261a3c28acb7baf1cf4461bbab1ceb198921bbeb0 |
|---|---|
| Markdown | 453ab6d5643c1f0e647fde660f2c76eb71d0c2a172ad6457c11dd502e96cf771 |
| Publication page | 848efcd1a81b9380a84cd1799266592541f9d0da8ef2fd295281a5e570c88fc1 |
| Manifest | b292e8ffd3817e8556e63778e2490b1ee7780fc29af32437683744221f7d0756 |
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 | GWOHY5vTKp/gdUFLMfw54FKhLH+c9824KVtCcOKUkXJAE54h25MEn/ahfyid2VginiUcG1YEjGfJPMR08zq3Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:09.405512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005155observed 848efcd1a81b9380a84cd17992665925...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:09.390371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005155/manifest.jsonobserved b292e8ffd3817e8556e63778e2490b1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:09.373915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005155/publication.mdobserved 453ab6d5643c1f0e647fde660f2c76eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:09.247825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005155/publication.txtobserved 1687bcf22c619ce84766598261a3c28a...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. |
|---|