OT-2026-000048289
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000048289) never changes.
Identity and time
| Publication number | OT-2026-000048289 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7d14-9c8c-f90438a2f7fe · 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-2026-000048289 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40638571f7ffad1ba57e44b3982e1c5833719522b9cb17b2af5facca57a58cf0 |
|---|---|
| Markdown | 9449981f6a3a6861830650622e2833a5024d4c7c15dbf49ed0afb4df7c135566 |
| Publication page | a12403c38407ee43169843991eb414b2cd5ce48dbe6c9b0551c0ed14ddd5df44 |
| Manifest | bbccc81fad59ffddfa981293f29bfc259181239ec36aee456555d0bcfccadcf2 |
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 | dUlNxtEW6qJZ1VKI8N9423NL+M20bwAZspcv7gYJ80FDqlYf3j7TyMPqZoqqjDH9u38laCKSpow65z6XmmQQAQ== |
| 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
| 2026-09-17T11:04:52.463809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048289observed a12403c38407ee43169843991eb414b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:52.445412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048289/manifest.jsonobserved bbccc81fad59ffddfa981293f29bfc25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:52.424625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048289/publication.mdobserved 9449981f6a3a6861830650622e2833a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:52.402680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048289/publication.txtobserved 40638571f7ffad1ba57e44b3982e1c58...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. |
|---|