OT-2026-000005398
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, pressure verified, contact triggered, polyurethane cups
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-2026-000005398) never changes.
Identity and time
| Publication number | OT-2026-000005398 · never reused |
|---|---|
| Internal UUID | 01a0a937-c45b-7cb9-9b54-e03e020940fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:39.390832Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005398 |
| Status | PUBLIC |
Content hashes
| Canonical text | e11af3c2b3a75b4f841199f3d99a8b757754e360983f05bf6012f13bd71652dc |
|---|---|
| Markdown | 4644fee4ac0e6767237cb7023fa6f40c2ea4d873bbb83ec1dec0445a8dec5cb8 |
| Publication page | dae64ad641914d045b9ee27aee50f82abbd3913d33238f758f34d30f7ee8f7bb |
| Manifest | 48f13722000e391a2759622faba1eee09eb04d89ccfbdd0a542a88619e2045fb |
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 | lIECwn13u4tA6FnuL/FgwvM+atEtxRMyM94gjd4NO8bQFElPtSDTacdiWEEj8KgVjN7nF9qv+r4SsUVvphAvDQ== |
| 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
| 2026-09-16T08:00:14.149073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005398observed dae64ad641914d045b9ee27aee50f82a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:14.136051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005398/manifest.jsonobserved 48f13722000e391a2759622faba1eee0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:14.122103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005398/publication.mdobserved 4644fee4ac0e6767237cb7023fa6f40c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:13.990691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005398/publication.txtobserved e11af3c2b3a75b4f841199f3d99a8b75...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. |
|---|