OT-2026-000053991
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000053991) never changes.
Identity and time
| Publication number | OT-2026-000053991 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-7d77-b82d-dbcadea928e8 · 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-2026-000053991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 595f56ecfb17a8fe2a27e2438de869a34783410607bf154e8ecaa6defd8a04d1 |
|---|---|
| Markdown | a4a00338fad2b340c11197f4a2a597c573b6b31220dc255025c1ece9cd501455 |
| Publication page | ef4bc153192ebf6364b8f8ed81e0d939804d1671ec1ab25629f3cd1557f1ceea |
| Manifest | 84f418fe9dcd2968e4631d6709732d516aecfee40fbbc696343b896c9080a2b0 |
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 | sZhSssM3V9KkvEBwGdjr3cknKBrp2vPh9cunrIELtmFJvy0Sxx52Vz5pIQH6kvSVoij1DxNvubQp2y0FdTW5Cw== |
| 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
| 2026-09-17T10:54:18.447908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053991observed ef4bc153192ebf6364b8f8ed81e0d939...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:18.406312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053991/manifest.jsonobserved 84f418fe9dcd2968e4631d6709732d51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:18.337877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053991/publication.mdobserved a4a00338fad2b340c11197f4a2a597c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:18.288648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053991/publication.txtobserved 595f56ecfb17a8fe2a27e2438de869a3...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. |
|---|