OT-2026-000019309
Publication integrity record
Single cup vacuum gripper, single 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-2026-000019309) never changes.
Identity and time
| Publication number | OT-2026-000019309 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-72fb-baa6-643311905c68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019309 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe87ae1d967fac2f22f9b5df3e675ca2e62bcdd02a729bb350044cffdcb64950 |
|---|---|
| Markdown | dd18f232cd0dcbb3eff7b66d8998a4ee87de3d733268c6395da057469e8ddac1 |
| Publication page | e673a8a6b299885462d48e98777007aff37c6cef54cf057ff32ca6c5edb50bbb |
| Manifest | 24b10d2b61bfe1b7a03205928adbf77a9ed2a1de73f654b9a2b9dc3c4b166418 |
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 | 9iHwXJFBhvNz/E5hJLOl/960AiSU/YDVInK+gZgkeEF9SrEpA4vkp56VqMYehhocYPBX3x9at53T8hKIE26OCg== |
| 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
| 2026-09-17T11:58:40.194252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019309observed e673a8a6b299885462d48e98777007af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:40.173139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019309/manifest.jsonobserved 24b10d2b61bfe1b7a03205928adbf77a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.154968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019309/publication.mdobserved dd18f232cd0dcbb3eff7b66d8998a4ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.137501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019309/publication.txtobserved fe87ae1d967fac2f22f9b5df3e675ca2...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. |
|---|