OT-2026-000048285
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after set-down
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-2026-000048285) never changes.
Identity and time
| Publication number | OT-2026-000048285 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-713b-b5c0-b64245d20c52 · 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-2026-000048285 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ac85ca1a1386702f5b5b62f1b3280ed8d698422f4fe49a292af800ef80396c0 |
|---|---|
| Markdown | 8d22cd9fbf4208a8a4dc68e85c885d1fc0acf59c63aa5ad879dab024925bc21e |
| Publication page | f4cab450bcfd147eac37dd44b20ef2797af8fc88dcd88ed69909c79f1f658930 |
| Manifest | 270b56ab2b41ecffab4657b8026f4d581b8fdcce3e4228abe50e2df360992f43 |
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 | MOIpkH1thJHvCXdke/dXISbRjLqk/HkJA+LPCx6/lpS7RRUH6VncNC0JkOdX74JhDd/zcEziSAl7Pw03L4qZAg== |
| 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
| 2026-09-17T11:04:52.119742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048285observed f4cab450bcfd147eac37dd44b20ef279...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:52.099898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048285/manifest.jsonobserved 270b56ab2b41ecffab4657b8026f4d58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:52.078179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048285/publication.mdobserved 8d22cd9fbf4208a8a4dc68e85c885d1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:52.057250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048285/publication.txtobserved 8ac85ca1a1386702f5b5b62f1b3280ed...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. |
|---|