OT-2026-000028510
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000028510) never changes.
Identity and time
| Publication number | OT-2026-000028510 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-71b6-81f7-8869af5d9c48 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028510 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57c591eab2eed9722dae8233d60255357be16221aff29dcc49bb5aa9b8fba01c |
|---|---|
| Markdown | dd23418f0343a769d8015bea61c83f4368a1342fe5d907fba7f0458593ae7c1c |
| Publication page | 8b9415c4a6af2b5457e6de0cde068f6b100bf86fe1e03cf6ee4a8f3b7d63a7b6 |
| Manifest | 9237250246ed3af4a9f4cbe26abc45b6b64cd5cd6516c97c855cf19a33c8b576 |
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 | aB74zInLICS80NsJ88Xbti/qQ02ibtYfb1W+2SCbuSK1Tz+T3CswnP2whDWgJFlIkP0GVPT+NBpoxJiCtE8VBw== |
| 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
| 2026-09-17T11:40:46.551897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028510observed 8b9415c4a6af2b5457e6de0cde068f6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:46.533828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028510/manifest.jsonobserved 9237250246ed3af4a9f4cbe26abc45b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.516836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028510/publication.mdobserved dd23418f0343a769d8015bea61c83f43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.499150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028510/publication.txtobserved 57c591eab2eed9722dae8233d6025535...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. |
|---|