OT-2026-000004633
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, ejector fed, pressure verified, 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-2026-000004633) never changes.
Identity and time
| Publication number | OT-2026-000004633 · never reused |
|---|---|
| Internal UUID | 01a0a91e-560d-7dd6-9cdf-4f618b32d2d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:52.752064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004633 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec6cb9183d94123f2184cd9f3116097e4ddd5c3af51f9922915f8b1058df52ab |
|---|---|
| Markdown | 114df009d234ee122342e3adb042e8d2c7b4c6f15bbdc61ac172208536748706 |
| Publication page | ee228c257020a6327748341a9f6f4eae3aceb462aa6c0537307f67e7114bc8c5 |
| Manifest | f031a362af1a46d86b32e1d19f81b36fa75c62d98778c9a161d8834f7097f301 |
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 | n2czfntzSpmkWf/AXimyBFh5FPfqiBSfbqgkUQuo7ruFCAMLMvTmfHYhpyC8qwQjtZW2j9hPjPvA0ot+pdV8DQ== |
| 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
| 2026-09-16T07:30:06.936756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004633observed ee228c257020a6327748341a9f6f4eae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:06.916936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004633/manifest.jsonobserved f031a362af1a46d86b32e1d19f81b36f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:06.904114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004633/publication.mdobserved 114df009d234ee122342e3adb042e8d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:06.891797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004633/publication.txtobserved ec6cb9183d94123f2184cd9f3116097e...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. |
|---|