OT-2026-000032250
Publication integrity record
Foam pad vacuum gripper, pump fed, 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-2026-000032250) never changes.
Identity and time
| Publication number | OT-2026-000032250 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a7-7dcd-8c83-d6d13f22d104 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04384fd3858705acccda0bf28da7958682b233ad53af1d3a4d446a072f9588f9 |
|---|---|
| Markdown | 5016c41ecee78cc23b373e102547c2ee53e8ac3047ab97cd0f43ca92cd69dcab |
| Publication page | 42b3195f120e44052f02ca71d06bdb95e7fba6683645207985489d3c2f59e1d4 |
| Manifest | bfff2834ecd99a46d02c68762699219b3bd97791e062162288be93205d2058b0 |
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 | EkExtMz1kj7layDnR+Fku/DkbeSmgUqhhS9l5ngBoOmOCkV5idbl8iCPLFhNLwRTccPnT0/pF9pTq0mHvOanAA== |
| 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
| 2026-09-17T11:34:36.440445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032250observed 42b3195f120e44052f02ca71d06bdb95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:36.419162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032250/manifest.jsonobserved bfff2834ecd99a46d02c68762699219b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:36.400904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032250/publication.mdobserved 5016c41ecee78cc23b373e102547c2ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:36.382591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032250/publication.txtobserved 04384fd3858705acccda0bf28da79586...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. |
|---|