OT-2026-000005813
Publication integrity record
Vacuum cup gripper, common isolation valve, three stage ejector, silicone cups, flat form
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-2026-000005813) never changes.
Identity and time
| Publication number | OT-2026-000005813 · never reused |
|---|---|
| Internal UUID | 01a0a945-b71a-7521-baa1-fd7344a3bfc2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:53.621702Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005813 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4dfc8f48f6c6d0319645718b3e57e43e5b96ca9ad13d53cff76cc65a73fb9be |
|---|---|
| Markdown | 406889eb0521dc388db357e74f384eab800a43733135a149051dbd4c167b0621 |
| Publication page | fd7bccf081377781e48bd70b18f8c280327d58539d742078756aef1ea96d03ff |
| Manifest | fdf2f3566adbec8c88399842e1c3df682aa6266293aba1a272a2ea0d1abc65fa |
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 | 6GaImYlobR9RD0svwdnfaRwHyYkJsHJ1VCGDcBD81XDVJCzMYhHca/zgSOBLNvUhlERGmjb/yVBgoKLvdwrXDQ== |
| 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
| 2026-09-16T08:20:29.888426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005813observed fd7bccf081377781e48bd70b18f8c280...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:29.873490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005813/manifest.jsonobserved fdf2f3566adbec8c88399842e1c3df68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.736513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005813/publication.mdobserved 406889eb0521dc388db357e74f384eab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.722284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005813/publication.txtobserved e4dfc8f48f6c6d0319645718b3e57e43...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. |
|---|