OT-2026-000029283
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000029283) never changes.
Identity and time
| Publication number | OT-2026-000029283 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-7679-a439-4b5bb1d6671e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029283 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8ba283c45590fda2ef5811d40ffa3f980ca20f10ac29854520d93f031e99cd2 |
|---|---|
| Markdown | 83216bd0f8bd7557b898c4d053bba5192b87dd1e7cdda8bf4039f1eadd005049 |
| Publication page | f85d43ce18f815130fe8c34e06e5f03829cdf4a784fb8dc6c9b144aa19e13f20 |
| Manifest | 2fb9a025150f1d2d58b6753ed9642a39686b16ab0f328e6f16144bd32268944d |
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 | 54T/bkC+QEZ6rEYK+5ZJK923iswzDFW/JEfNCifPYb4K+WHGY/GmrNpejw1jVygN1ar0JLvS15Tlkxkc5TsrDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:39:55.078468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029283observed f85d43ce18f815130fe8c34e06e5f038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:55.060048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029283/manifest.jsonobserved 2fb9a025150f1d2d58b6753ed9642a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.042330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029283/publication.mdobserved 83216bd0f8bd7557b898c4d053bba519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.023249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029283/publication.txtobserved d8ba283c45590fda2ef5811d40ffa3f9...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. |
|---|