OT-2026-000032274
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000032274) never changes.
Identity and time
| Publication number | OT-2026-000032274 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a8-7ad6-8dd1-6bb46825a434 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032274 |
| Status | PUBLIC |
Content hashes
| Canonical text | e54cf7fd60949c2befd89905f7528ea170772c49dbddd28e81b9b0833a3b81d9 |
|---|---|
| Markdown | 1a34c9b6b1baa8a260823a8a9594f18aef2737c40e13d83036c5139b6652d6ed |
| Publication page | 2e17e60dcd7220580ed606bebb60089fbc568abdc156df16b5e65763b0eb159f |
| Manifest | 7a5d5cc38df806747035760bbb7a1ba6916ccb5b16f1abec542332541cc53118 |
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 | vDy6QrKsOsOy45GpY65YjxoUteLdJC+3qcX3adb4Gg6YktV1JMjlGFZGZK1HSO+5J4RVBy4IJpM2yagM22CmBQ== |
| 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
| 2026-09-17T11:34:38.272317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032274observed 2e17e60dcd7220580ed606bebb60089f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:38.255152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032274/manifest.jsonobserved 7a5d5cc38df806747035760bbb7a1ba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.238927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032274/publication.mdobserved 1a34c9b6b1baa8a260823a8a9594f18a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.221542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032274/publication.txtobserved e54cf7fd60949c2befd89905f7528ea1...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. |
|---|