OT-2026-000047823
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000047823) never changes.
Identity and time
| Publication number | OT-2026-000047823 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-75da-893b-9599569c0913 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047823 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79f037a2ce902f63b4728aaf8e85b12889b6305456ff6c1863335abfae346730 |
|---|---|
| Markdown | e0927e4471e5d35665e648ea4cd4fb265029323f41934338ab80744ac3e9545b |
| Publication page | 3bd916b5b9f31204893e32a365feb2f309d75d34b397b4bd967291d059aafbff |
| Manifest | bfc1ce39199d825039e998313c14d10141b45d34826f3bef259796243b6bbd30 |
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 | UJC8chT2/cMGuv2eiqsG7M1DOC2p698OaMnIis+LLongOTfgAm5vaa2hgrOoZSqgrE+b5j/W3pFBdkZDsqAlAA== |
| 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
| 2026-09-17T11:05:43.955053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047823observed 3bd916b5b9f31204893e32a365feb2f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:43.932890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047823/manifest.jsonobserved bfc1ce39199d825039e998313c14d101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:43.914657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047823/publication.mdobserved e0927e4471e5d35665e648ea4cd4fb26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:43.896672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047823/publication.txtobserved 79f037a2ce902f63b4728aaf8e85b128...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. |
|---|