OT-2026-000047415
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047415) never changes.
Identity and time
| Publication number | OT-2026-000047415 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-776a-a21d-61a9f2e0e771 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047415 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b46e470e0523f9f94b9b1da9152c9bdc468857f146f8f0e3a934de0271df566 |
|---|---|
| Markdown | 678b20481c383db15006e8e6c0613456e394c59b1a0eb17b445569b3599df51d |
| Publication page | 9c3100a9fc18675afab087d1ed3a29c3fc4afdccbbbfc4dc3ce204b11842dc9d |
| Manifest | 1a6cf8a6e1d4ee7bd538ee4e8b778ba4d3eb298532c64ebcb5af04a3e742427f |
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 | +/UhZEqSUtm8GGj5r2TDYc2YBResW1z7dZuKGzqLeLl12k1r7yQC4DlyzFtYd2PcnJqA5KPhBkfa1KtF+iuIBw== |
| 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
| 2026-09-17T11:06:25.899186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047415observed 9c3100a9fc18675afab087d1ed3a29c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:25.881702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047415/manifest.jsonobserved 1a6cf8a6e1d4ee7bd538ee4e8b778ba4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:25.864032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047415/publication.mdobserved 678b20481c383db15006e8e6c0613456...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:25.845731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047415/publication.txtobserved 8b46e470e0523f9f94b9b1da9152c9bd...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. |
|---|