OT-2026-000053315
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000053315) never changes.
Identity and time
| Publication number | OT-2026-000053315 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a15-774a-9012-b82ef2577730 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053315 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc4030c06ab40c114ee41d384e7170855235f1728bbb901d550f783664b78dd8 |
|---|---|
| Markdown | d4546218600938a95cb9fbe3c1c4e43d95ba5141939aabd7968b3ed34a3c27d3 |
| Publication page | 7b2d222a668de0734f413e9f3765eec13c517ebc2d486edf302197684303178f |
| Manifest | ed12dbecc0d28ecf4d04e8c2f57c6f1faaa65e17d30d547a118efc53e35a18d8 |
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 | zGAur8yLO80ftoBz+QCULhU1OTLsK5iTZO0HDpY2vuNhg0jPSr9GWS+sqXe7mWB0QhdUrWrrWnowi8c1cEqvAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:00.566227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053315observed 7b2d222a668de0734f413e9f3765eec1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:00.545523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053315/manifest.jsonobserved ed12dbecc0d28ecf4d04e8c2f57c6f1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:00.523793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053315/publication.mdobserved d4546218600938a95cb9fbe3c1c4e43d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:00.503461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053315/publication.txtobserved fc4030c06ab40c114ee41d384e717085...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. |
|---|