OT-2026-000004601
Publication integrity record
Vacuum cup gripper, four zone face, 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-2026-000004601) never changes.
Identity and time
| Publication number | OT-2026-000004601 · never reused |
|---|---|
| Internal UUID | 01a0a91d-5b9f-751e-a958-dd20717fa218 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:27:48.642495Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004601 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcafde7767565c689b8dfdae607a0410cfb50f71e498ff68bdd87d5c04e39696 |
|---|---|
| Markdown | 96f9e3f5d73fed18ba12a2574e6731ffbead7822f83698fced7108d0a94d47c7 |
| Publication page | 375f8bfc03eae497b0959998364d9a9fb5ba76bfaa21fb16a52ff6724b9bae24 |
| Manifest | 9f3953c6bc926d17db691d4d783a4b57551b5f960c190def048aa89f3464b42d |
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 | bTKjFkCNoQ5SJLC/8pBENniwMYC48rrUTcTLlEK/M4n0VW8Hbn+xutymH/Vmg8y2hddNm2SEts15UodSTAlJAA== |
| 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
| 2026-09-16T07:30:10.424404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004601observed 375f8bfc03eae497b0959998364d9a9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:10.410079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004601/manifest.jsonobserved 9f3953c6bc926d17db691d4d783a4b57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:10.395133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004601/publication.mdobserved 96f9e3f5d73fed18ba12a2574e6731ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:10.381024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004601/publication.txtobserved bcafde7767565c689b8dfdae607a0410...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. |
|---|