OT-2026-000004047
Publication integrity record
Vacuum cup gripper, common isolation valve, three 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-2026-000004047) never changes.
Identity and time
| Publication number | OT-2026-000004047 · never reused |
|---|---|
| Internal UUID | 01a0a90d-2cc5-7aa2-b5f4-ee42dfcaa59c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:10:08.072258Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004047 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2517eb155d3cad46d9d0cb8ed068e769c42302edd84465658a88277ba00159d8 |
|---|---|
| Markdown | 0707c99190c7c8128cfa47836be7b185c3b10a4b2c6911f85487ab75bb085f6e |
| Publication page | 1509c03ae4da3e7dd4795a9bbee91963be1c554563626d7ae88181ec7752db88 |
| Manifest | fc6e0accaa2019169f70a63f65eae597dbd23e5b997cd27699a227f87b404817 |
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 | ItpCPtMvSjJHpF3GmxaMHEE2TLM5uvWyHNjjHAKqe00Fl11UGVZZfrT+Twa4iWi4fMH17WS0owpy3kcQ6bdYAA== |
| 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
| 2026-09-16T07:40:34.370825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004047observed 1509c03ae4da3e7dd4795a9bbee91963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:34.213566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004047/manifest.jsonobserved fc6e0accaa2019169f70a63f65eae597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:34.198496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004047/publication.mdobserved 0707c99190c7c8128cfa47836be7b185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:34.184722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004047/publication.txtobserved 2517eb155d3cad46d9d0cb8ed068e769...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. |
|---|