OT-2026-000022790
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000022790) never changes.
Identity and time
| Publication number | OT-2026-000022790 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7f8c-947a-36bfdd901164 · 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-2026-000022790 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87dfeb51763317ea08bbbc8e505d315a96c7f6d54a1ffccf4c52ca59ab195026 |
|---|---|
| Markdown | 797b8362d5ff6d7210da6b3682a832379921b2d2abea26a24f2a4aabdcf0f4d1 |
| Publication page | e9575e0ccb951b8d4a194101d6a73d412d8dff5732d60693d024b50475526f79 |
| Manifest | 29308ade73dab3f024bdabafb7f65f35ea1b29600d149bd93d1bc3a2bc047536 |
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 | 0ss1l8EAZU/0/s9XFqgAxvplmGlP9VnnK4jbnxd90II0yqs2LSqbtiJHraJ8Y9LYaI3+OMcaYIVYGQXbcNa8DQ== |
| 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
| 2026-09-17T11:52:18.605444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022790observed e9575e0ccb951b8d4a194101d6a73d41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:18.589128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022790/manifest.jsonobserved 29308ade73dab3f024bdabafb7f65f35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:18.572962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022790/publication.mdobserved 797b8362d5ff6d7210da6b3682a83237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:18.555094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022790/publication.txtobserved 87dfeb51763317ea08bbbc8e505d315a...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. |
|---|