OT-2026-000003720
Publication integrity record
Porous face vacuum gripper, four zone face, six outlet manifold, three stage ejector
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-2026-000003720) never changes.
Identity and time
| Publication number | OT-2026-000003720 · never reused |
|---|---|
| Internal UUID | 01a0a90a-db6a-722d-9cb5-682abd1b67ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:36.172531Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85105683a6dea980cf27e87665f412d8c8ff974fa4786a12b2f618af096e77c5 |
|---|---|
| Markdown | ef3758cbe467d1a33b3a6a5e1e9b7f5fc56b2aeff760cb1dc86fc083393a28f9 |
| Publication page | 8e5496dca3871e5637b6e58b129c4723c8681b4500bed32bd65a3ab2ff09dc0e |
| Manifest | d56f235a50843c832cbf1d1442d339b9ad7634901020b975e958a9dea25c2673 |
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 | l1RR7hpIzm4rFWF+a7gSqovpteo3tMrsy6eadZocV4tchlFnx6JP2TIGPcUDFqYnvOiPAoPdjejVaiV0SkbfDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:50:35.678821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003720observed 8e5496dca3871e5637b6e58b129c4723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:35.665777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003720/manifest.jsonobserved d56f235a50843c832cbf1d1442d339b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.653586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003720/publication.mdobserved ef3758cbe467d1a33b3a6a5e1e9b7f5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.637251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003720/publication.txtobserved 85105683a6dea980cf27e87665f412d8...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. |
|---|