OT-2026-000047231
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000047231) never changes.
Identity and time
| Publication number | OT-2026-000047231 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e56-7d3a-85c2-2b51bad90c4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047231 |
| Status | PUBLIC |
Content hashes
| Canonical text | c66cd5febcf371ff4b2bc743589ee9d3940adfd5069a541dff6a21b400c921ae |
|---|---|
| Markdown | bb856a2a38face212d3e95a141c081c67e8225bd4fa53d0a8dbee8dec86777bf |
| Publication page | 35c6905371b73fca720e36a8e02cde7ba5d7f53bbdea722eced8957ce02b4e8f |
| Manifest | 9ab655ccda29b7c5cafce12ab666ace7b2a0cb25987cbc0d07e5815dd448b5ba |
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 | miTawOBWea8Uhp6dEw820m3DvZngKhWy6YfbxdJi0Y5VT8mGI04DuLrOs4pfAEhkYwNafTjacu7mDWfBDblMCw== |
| 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
| 2026-09-17T11:06:11.152908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047231observed 35c6905371b73fca720e36a8e02cde7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:11.134987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047231/manifest.jsonobserved 9ab655ccda29b7c5cafce12ab666ace7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:11.116806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047231/publication.mdobserved bb856a2a38face212d3e95a141c081c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:11.098068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047231/publication.txtobserved c66cd5febcf371ff4b2bc743589ee9d3...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. |
|---|