OT-2026-000013755
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000013755) never changes.
Identity and time
| Publication number | OT-2026-000013755 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7e56-a561-7fa07c192bb7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013755 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54ce97fc54cf0302d4d7007291450fe1179c1cbe2ca56f52535ab529adca4161 |
|---|---|
| Markdown | 681aa1cec7e864c7fe9817fa25388d7cd74f3f891f89aa41b28013595332a472 |
| Publication page | ecf11b2c9ad086216a09edf24801e8b228e2ae299be55485d8f5eb844e21df45 |
| Manifest | 276c6b4cca0ea866d5a498fa826d01c9475b9627d8921ce93319be008d45b0c0 |
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 | Uy+PFPv+H2RljOXsk1vMRfK2chjYQRPIM2dpS/Ren7Qe6yak6EkyP3o5V8hoJTrYYsfdxF6EthlA5wj/IYk+Dg== |
| 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
| 2026-09-17T12:08:49.634682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013755observed ecf11b2c9ad086216a09edf24801e8b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:49.612747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013755/manifest.jsonobserved 276c6b4cca0ea866d5a498fa826d01c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:49.589440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013755/publication.mdobserved 681aa1cec7e864c7fe9817fa25388d7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:49.564901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013755/publication.txtobserved 54ce97fc54cf0302d4d7007291450fe1...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. |
|---|