OT-2026-000004737
Publication integrity record
Vacuum cup gripper, two outlet manifold, plant vacuum 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-2026-000004737) never changes.
Identity and time
| Publication number | OT-2026-000004737 · never reused |
|---|---|
| Internal UUID | 01a0a921-b925-7d98-ba98-6a4cf1aacd84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:34.728382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004737 |
| Status | PUBLIC |
Content hashes
| Canonical text | 292382862af08512151c762d3d02e5a0bd4958598329bba375753ed348a0eb03 |
|---|---|
| Markdown | 10c039fd8d91fb4fe6f1c3ff38e898ed446d3c23f482cdc97c5b13c9bb7dbf3c |
| Publication page | 35665daa0672b0f619b1ac37414878906ecfbd4813d7671ffb0e5eb31334c6ad |
| Manifest | 909b23b76760a9096616263f283909e5e7a940fbe8835646351bd399f8c1cc30 |
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 | ZblUbH1DeEJjJcohUlbkAbGgC+Lyr5+b8EJkJO3x6dVlbzRU/N465bYwe6lyBaJbfkuKnKi8LdhR7uATJggTBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:24.239590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004737observed 35665daa0672b0f619b1ac3741487890...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:24.226583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004737/manifest.jsonobserved 909b23b76760a9096616263f283909e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:24.213908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004737/publication.mdobserved 10c039fd8d91fb4fe6f1c3ff38e898ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:24.202316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004737/publication.txtobserved 292382862af08512151c762d3d02e5a0...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. |
|---|