OT-2026-000022920
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000022920) never changes.
Identity and time
| Publication number | OT-2026-000022920 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-7ef1-9230-0d6e8921e39d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022920 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbc7852479f65edfb2b1f8099ca20b9dfd05a03d7f2157e87a65c6c9647212ff |
|---|---|
| Markdown | d22d763544401601a3518671df170b1207ab31b89a7052d8970b44a20fc173b0 |
| Publication page | cd82ab2411f830f303d3df2994e21acb6ed118428a513c20ab29b38f54f176ac |
| Manifest | 30ab039df6b4966e106ba1b9b4b49f0e2dcc6c7f943df547a3aecb83f7e1d4a8 |
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 | lyN6E48KTwZtcjzykJNyhDSecA0bjYZZLyKsNqoP4rX2OpOpdnOJSLhEPtjPXvZG2sZFTcSVJN1wGlWpgM1HDw== |
| 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
| 2026-10-15T04:41:20.162014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920observed cd82ab2411f830f303d3df2994e21acb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T04:41:20.107613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/manifest.jsonobserved 30ab039df6b4966e106ba1b9b4b49f0e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:20.049470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/publication.mdobserved d22d763544401601a3518671df170b12...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:19.985344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/publication.txtobserved dbc7852479f65edfb2b1f8099ca20b9d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:51.618048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920observed cd82ab2411f830f303d3df2994e21acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:51.595319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/manifest.jsonobserved 30ab039df6b4966e106ba1b9b4b49f0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:51.578051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/publication.mdobserved d22d763544401601a3518671df170b12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:51.519554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022920/publication.txtobserved dbc7852479f65edfb2b1f8099ca20b9d...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 |
|---|