OT-2026-000048415
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000048415) never changes.
Identity and time
| Publication number | OT-2026-000048415 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-7212-bf67-eef09a57fafd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048415 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7f00d940d39da6bb1a90c764917f56dd4ad5aa5506e6d56856caa42e6384981 |
|---|---|
| Markdown | d2b49f9bc5ab27619b3c0a61aa70e34a45632cc1abd3a883337bc23a9f8060df |
| Publication page | 7e3c03b2be378f399506c260d00c39a5b4c50fdbbf9373f33b29a45bf4adcaac |
| Manifest | 76dff7a28033af2fc72b72b8774ee22af089a49fa9f4bafe8088ffd918d8eb88 |
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 | h4UGruxHEU82cUPPJKOdzYodbVM4gxHXcZv4T+kyIfE1X12FtmNPqnT4BOVitDCrcpb1Q9OGI46Dum0DUlriDQ== |
| 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
| 2026-09-17T11:05:03.445739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048415observed 7e3c03b2be378f399506c260d00c39a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:03.427837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048415/manifest.jsonobserved 76dff7a28033af2fc72b72b8774ee22a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.410287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048415/publication.mdobserved d2b49f9bc5ab27619b3c0a61aa70e34a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.393134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048415/publication.txtobserved a7f00d940d39da6bb1a90c764917f56d...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. |
|---|