OT-2026-000019311
Publication integrity record
Two cup vacuum gripper, two zone face, three 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-2026-000019311) never changes.
Identity and time
| Publication number | OT-2026-000019311 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7748-80fe-f194b82375e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019311 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e4d6a612d06c444b4134d3eb6154f63a2b985c3e9338314c74ee714f997e7dc |
|---|---|
| Markdown | 45f57ffec8b886fd3d7fff8e78f6333a82e67d88e0c563a308a75ef8f0d2f90d |
| Publication page | 776016b801a31a378bda7e8195232bb7c6caa424d7d0738eb0d6e7dc1527b0bd |
| Manifest | 23837c4652ecdc915d110a62d1f6b868b7307a184e28e9eeb13f8b49baea1f91 |
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 | Tm6Bh8+zsWdej0Ta38iV8OIUGTKLfHIFGxmCaVEadtmWcVbIosY9hTUaJmXQK+C3VP6IlIsE3SQr873Ia2vnBQ== |
| 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
| 2026-09-17T11:58:40.353623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019311observed 776016b801a31a378bda7e8195232bb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:40.333775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019311/manifest.jsonobserved 23837c4652ecdc915d110a62d1f6b868...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.314915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019311/publication.mdobserved 45f57ffec8b886fd3d7fff8e78f6333a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.295020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019311/publication.txtobserved 3e4d6a612d06c444b4134d3eb6154f63...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. |
|---|