OT-2026-000054292
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000054292) never changes.
Identity and time
| Publication number | OT-2026-000054292 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7204-b414-cbab709a3c5c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054292 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d14774efd8e796619115542b0a1849d7b8442b608d964cdd1e7a90be7603b01 |
|---|---|
| Markdown | eabc1fa392dc4e9e1d6abc052b31aa73618ff96a3d5eaee5559475832cd41b29 |
| Publication page | 3311a9cbb28827c2242f7198f522e15df7634203a8ce45d60a0653fa016e869d |
| Manifest | e1acf71e151c3653918ce72b5deefc7232f2b930212c247ee5c65b2601fdd2d6 |
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 | C4SaK4TfT2NhVP1PmD3HDxb0+jOUkNWfA+OJMG4YyV+ECHvDkhY3pQ6Fhz/3NxQCdb2NYlyo9SypegMlPXM/Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:47.519127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054292observed 3311a9cbb28827c2242f7198f522e15d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:47.500424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054292/manifest.jsonobserved e1acf71e151c3653918ce72b5deefc72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:47.480227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054292/publication.mdobserved eabc1fa392dc4e9e1d6abc052b31aa73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:47.461519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054292/publication.txtobserved 3d14774efd8e796619115542b0a1849d...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. |
|---|