OT-2026-000031783
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000031783) never changes.
Identity and time
| Publication number | OT-2026-000031783 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7054-97b7-a2d8a0398228 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031783 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e63f03e61b435460645f6ff1c44db1436b544f2934956c454209d0b807395bc |
|---|---|
| Markdown | f678235161c792d34ca5e916faeee6cada48e5c7099def7db4596c8a6c8b635b |
| Publication page | bb37c9290735aaf1ff49d0386d99d3fb7d9deff4b5f49852d23725610127e79d |
| Manifest | 4a8de111ac3ee67f8ec11088c7349fc3468183d5734c028807b68f6c8c7ba7d7 |
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 | l1r+fdSzrUTbztfJDnE5P8MLvO60/imx6KWvnNfdNd1yzARPAJsT65LVUActjRyFyd4fPvdUi41rQEUQxRXPDA== |
| 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
| 2026-09-17T11:34:54.712829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031783observed bb37c9290735aaf1ff49d0386d99d3fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:54.696305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031783/manifest.jsonobserved 4a8de111ac3ee67f8ec11088c7349fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.681276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031783/publication.mdobserved f678235161c792d34ca5e916faeee6ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:54.665905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031783/publication.txtobserved 4e63f03e61b435460645f6ff1c44db14...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. |
|---|