OT-2026-000091151
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000091151) never changes.
Identity and time
| Publication number | OT-2026-000091151 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-74d8-b1a1-f1e461e6d84a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091151 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55b7daf4c06b0c0ed75ca4357b027fae7c3abab2a7cba39bf71f87fd748e9c20 |
|---|---|
| Markdown | e00dffe03092805fc060d28a12d500432cfb87e3fcaa059eaf707c53f37cba21 |
| Publication page | 6312ef474ccde8afcc37bfc61dfb76386cca92e6f4d6d3a07769e394c75ac46b |
| Manifest | 8109f521af845b4b01167f83c4bbdba6c14749bbc0b8ce8dc087a291a1c293d4 |
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 | 4g/qnrMm3+1l+FKVHTVluUAizzRWctbvy7d+qTgz408jbbnlF7xIY25OFRcB9vbQZIXar6KQhwfNSf2TQQ0ADA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:43:13.042460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091151observed 6312ef474ccde8afcc37bfc61dfb7638...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:13.027405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091151/manifest.jsonobserved 8109f521af845b4b01167f83c4bbdba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:13.009488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091151/publication.mdobserved e00dffe03092805fc060d28a12d50043...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.992108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091151/publication.txtobserved 55b7daf4c06b0c0ed75ca4357b027fae...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. |
|---|