OT-2026-000005906
Publication integrity record
Porous face vacuum gripper, four zone face, common isolation valve, three stage ejector, open cell
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-2026-000005906) never changes.
Identity and time
| Publication number | OT-2026-000005906 · never reused |
|---|---|
| Internal UUID | 01a0a948-c9cc-7ad5-972d-f692beaa8315 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:15:14.894602Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005906 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53be3a8d61d7931237ff8db2cac296673b6d899b51e88ed7030a24c3433dd100 |
|---|---|
| Markdown | 640775176b2e3047e9759e614c239677b818fc9e33a0de489e89a2dbab17dbc3 |
| Publication page | 03a23ccd55609f2a5d9a48f7bc46cbe24025cbf8ffafc4348d569050b9792faa |
| Manifest | 8152c76910d40b762b1d89c9cf43245d31558f6fb0166b6d2ba1902dc36e8463 |
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 | XXHXDtufWrR4uJ+98rLlWwvCziYj9onUorbtrMfp2NDONlv7NM/LVqXBEYmfV2yA88PMauS69gkA7RlfuHsiDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:19.134081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005906observed 03a23ccd55609f2a5d9a48f7bc46cbe2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:19.002651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005906/manifest.jsonobserved 8152c76910d40b762b1d89c9cf43245d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:18.986083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005906/publication.mdobserved 640775176b2e3047e9759e614c239677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:18.971638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005906/publication.txtobserved 53be3a8d61d7931237ff8db2cac29667...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. |
|---|