OT-2026-000004375
Publication integrity record
Vacuum cup gripper, four zone face, six outlet manifold, pump 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-2026-000004375) never changes.
Identity and time
| Publication number | OT-2026-000004375 · never reused |
|---|---|
| Internal UUID | 01a0a915-987d-7399-940c-e89f018e3ac9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:19.936469Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004375 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0419d35daa9316741b4f9d384ad7204bf48b2c449128fabf8d9446e94c965e9e |
|---|---|
| Markdown | af25bdca88f970d3bfd092bf5bbab581e2fccf30da3fc497939c6176c760ef2b |
| Publication page | 7903088f02b999f6aaf6c47f5b01fc0f812c97c611d0456bb75b0dfbb801950c |
| Manifest | 3e84744f21b704456d58589aebc259750956df791110ddbb7ea780ff4ba36fda |
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 | HhoxX/hifOPrjmFYgipUaUmd9D01oRFJ0L8jAiBFToD5R4Y4EJtP0u6aoJUsp5N+bT+HZqZgDe0O6uOPn6PLAw== |
| 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
| 2026-09-16T07:20:04.960689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004375observed 7903088f02b999f6aaf6c47f5b01fc0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:04.947096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004375/manifest.jsonobserved 3e84744f21b704456d58589aebc25975...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.932842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004375/publication.mdobserved af25bdca88f970d3bfd092bf5bbab581...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.918103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004375/publication.txtobserved 0419d35daa9316741b4f9d384ad7204b...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. |
|---|