OT-2026-000072189
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000072189) never changes.
Identity and time
| Publication number | OT-2026-000072189 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7564-b703-d01052e98944 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072189 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d03eba8af92b13fa45bc48ccf87ac47274ca6b5fccab6fd90edf3df6f97ca3b |
|---|---|
| Markdown | 52f7fd4aa69ef8d6cc21ab2c82705ea3bea12b6a6e8744e20fea30a24db0b58f |
| Publication page | 32eabffb6a646fff93cad46a5929e57b7d28e1a918a9c604cb2321b186ada21c |
| Manifest | 96b8671216ffd70241b0d22c1fef3b3e4445fc60206c9102f3d0a43f92f05fa5 |
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 | HcyPma3iI96edd0mHCiv31Shp98bv/ZD79g4mfbfer+DKVyD/8pcADL5W8ehYsQohSM2FQUTL/eMp7Soo6krDQ== |
| 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
| 2026-09-17T10:23:17.348140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072189observed 32eabffb6a646fff93cad46a5929e57b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:17.330966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072189/manifest.jsonobserved 96b8671216ffd70241b0d22c1fef3b3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.313459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072189/publication.mdobserved 52f7fd4aa69ef8d6cc21ab2c82705ea3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.295952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072189/publication.txtobserved 4d03eba8af92b13fa45bc48ccf87ac47...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. |
|---|