OT-2026-000048171
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000048171) never changes.
Identity and time
| Publication number | OT-2026-000048171 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-74c4-888e-9b1b33f62b74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 856e7f396db7635ff154f69a72294a71dc6acc0777d1f84aeae8d4cd868b0796 |
|---|---|
| Markdown | c9ab41e1316c51261d7f37ab800342daae960978bf47ca423cde25541013c277 |
| Publication page | b1e12be9f2ff5b357006810f268217447ee1cebeb29342fc6a5d75dee2945a78 |
| Manifest | 187acd1f97dd9a5721434d08c21c675c58b40d60e1e340b47c89f2a78a6c5200 |
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 | cwDiIa8rP34iP6ecwyWBwSI0+uzDSfOrdDe28qgnER1mVk7TAhCmGEl7wbhgu5oISMhHDnM1WeFCcw1wUQfICA== |
| 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
| 2026-09-17T11:04:42.323484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048171observed b1e12be9f2ff5b357006810f26821744...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:42.304393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048171/manifest.jsonobserved 187acd1f97dd9a5721434d08c21c675c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.285292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048171/publication.mdobserved c9ab41e1316c51261d7f37ab800342da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.267581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048171/publication.txtobserved 856e7f396db7635ff154f69a72294a71...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. |
|---|