OT-2026-000028277
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028277) never changes.
Identity and time
| Publication number | OT-2026-000028277 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7135-a81d-712899ebc3c0 · 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-2026-000028277 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bfb924e87527fd2a20e2c1c2d7db8a09dd00790b6023cfd8b828571d18e517b |
|---|---|
| Markdown | 57c18589aa32bb5e859d25169dbf0e511d70ba9161e540ca775dc10cc8d84550 |
| Publication page | a699b2f66ec4b64e95709495cea57e2689af3676a2e0086c1ada2abd92f7a907 |
| Manifest | d5d459d3eb3a425a1951d9358b42fdf9df877c209a1c6f9f18866441fab27e39 |
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 | vOt77sVbgBDvnfMa7JXrXfwZ7UVupgKwfdPb6k+sWwKu35jwpX3TsdkL7BzYWQLZbQN07UA7cX/BEpug20PpBQ== |
| 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
| 2026-09-17T11:40:09.305135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028277observed a699b2f66ec4b64e95709495cea57e26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.288935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028277/manifest.jsonobserved d5d459d3eb3a425a1951d9358b42fdf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.271869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028277/publication.mdobserved 57c18589aa32bb5e859d25169dbf0e51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.254325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028277/publication.txtobserved 7bfb924e87527fd2a20e2c1c2d7db8a0...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. |
|---|