OT-2026-000030874
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000030874) never changes.
Identity and time
| Publication number | OT-2026-000030874 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7913-b97d-9bbde888835e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030874 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2fc14f24b0a637e176fc1c326181d632a1e355974cd045c618fca6b20c98ab0 |
|---|---|
| Markdown | b88bf6045eaa207e7ebdac5c75f51ab454ea1b1d70c06f624a95041007e6ef5b |
| Publication page | cd5cf4bf51ed64f3bd55c694b52be45e62e34024c8215fd4a6a84111dda882a2 |
| Manifest | 365e483461d211274128fda53b9e3bc81afc6861b1acde9c6c53da31efa37673 |
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 | pakf40DNg/WrxH+EeQlSjhf4ddLeSAFYhcxeDhMsySlG+ittHaPLjtWTRuoSxsphh4CA527wVCoeHMeDDMRDCQ== |
| 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
| 2026-09-17T11:36:51.266755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030874observed cd5cf4bf51ed64f3bd55c694b52be45e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:51.248804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030874/manifest.jsonobserved 365e483461d211274128fda53b9e3bc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.232413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030874/publication.mdobserved b88bf6045eaa207e7ebdac5c75f51ab4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:51.200099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030874/publication.txtobserved f2fc14f24b0a637e176fc1c326181d63...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. |
|---|