OT-2026-000029233
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000029233) never changes.
Identity and time
| Publication number | OT-2026-000029233 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-7c39-87ec-5ca188cdeb86 · 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-2026-000029233 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0290baf7b65c26cf4f05ec907484baa396f33599a6c7c3a5620ba565c046e1a1 |
|---|---|
| Markdown | 880e63fb9d257b2302807debee184c422834d3a1a93ee319fea4640e7e75012d |
| Publication page | 104db28078ef3f8edec523d7ac1eb98c4a577d7db86c7b74498c8fc1a743c3cd |
| Manifest | 17dc67183b4f9b6170398a7cb85016bc10c40f1cca946d3f6d61dc4b4803af94 |
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 | 7snXLnBa9iK47dtW5kU7HNqiq8cWx1udUBY9PtQItKcU4C5aREj8W64pr/QRn78SYMFGO0kQZ1oiWAoFv1qvDw== |
| 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
| 2026-09-17T08:20:45.513764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029233observed 104db28078ef3f8edec523d7ac1eb98c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:45.495235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029233/manifest.jsonobserved 17dc67183b4f9b6170398a7cb85016bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:45.476733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029233/publication.mdobserved 880e63fb9d257b2302807debee184c42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:45.449760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029233/publication.txtobserved 0290baf7b65c26cf4f05ec907484baa3...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. |
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