OT-2026-000091946
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000091946) never changes.
Identity and time
| Publication number | OT-2026-000091946 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-780f-ba2a-f05a90f83748 · 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-2026-000091946 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09d06a22a6c68dbe25483f8241699f3c615a966f99e4ab6967a0c666f3ba133b |
|---|---|
| Markdown | 24509aef4a2c6a9fa07e5c2d03d0ef359d0603774102ce8c8c3abc9b5f494591 |
| Publication page | 76d99bb5b69c384cd00b2de5b64de73dff880f45a5f309e0057f8555672123f1 |
| Manifest | b0ba85b343e398ef07a96d25c7f446c6f4e40d461cf7f18f0cfd02925c6869cb |
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 | W6pVsQAvxeQv2jb0+NdS8FRHgiY9Y2mdxdRQmkB55pBaMC0Yqtdr7xFAGu5BtRL94vMkrGj5WUtqZUi352BKDQ== |
| 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
| 2026-10-12T08:42:06.991195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946observed 76d99bb5b69c384cd00b2de5b64de73d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T08:42:06.854168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/manifest.jsonobserved b0ba85b343e398ef07a96d25c7f446c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T08:42:06.779322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/publication.mdobserved 24509aef4a2c6a9fa07e5c2d03d0ef35...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T08:42:06.692056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/publication.txtobserved 09d06a22a6c68dbe25483f8241699f3c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:53.705156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946observed 76d99bb5b69c384cd00b2de5b64de73d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:53.688944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/manifest.jsonobserved b0ba85b343e398ef07a96d25c7f446c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:53.670368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/publication.mdobserved 24509aef4a2c6a9fa07e5c2d03d0ef35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:53.652651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091946/publication.txtobserved 09d06a22a6c68dbe25483f8241699f3c...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|