OT-2026-000091901
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000091901) never changes.
Identity and time
| Publication number | OT-2026-000091901 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-7a98-a7d1-a6c7e3c1d754 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091901 |
| Status | PUBLIC |
Content hashes
| Canonical text | b85d323d56c538a49334435d7d546ff56842c2d3ed3dc8baeb627aae8a661658 |
|---|---|
| Markdown | 85fbe3143ee894327a9328548f5d5075368463373e224f184c7618adf3c825ab |
| Publication page | 1459d33dbb6138fbaa5b74dd4bd33cf0fa91a45410c23ae9cee650fa9002a5f4 |
| Manifest | 2f21fcb7035b75ef9a29db55f58bbe2eb9dbeec341014628c8344c3498cb1e5d |
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 | mYe9ARlt+GfvC9K7pzAXK743Jz9Wl6A/tanlhXWH17FgkLqVepJKqS86pvFmwqlKG7/86Tkve/w7GGbKz0rgDw== |
| 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
| 2026-09-17T09:42:50.225928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091901observed 1459d33dbb6138fbaa5b74dd4bd33cf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:50.206709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091901/manifest.jsonobserved 2f21fcb7035b75ef9a29db55f58bbe2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:50.191219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091901/publication.mdobserved 85fbe3143ee894327a9328548f5d5075...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:50.174574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091901/publication.txtobserved b85d323d56c538a49334435d7d546ff5...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. |
|---|