OT-2026-000051929
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000051929) never changes.
Identity and time
| Publication number | OT-2026-000051929 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7074-8f59-d0bf4f6e0a7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051929 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb78391507984bebe17c2febe8aa3fc59798cc797abfbfa2e812c6796657974e |
|---|---|
| Markdown | 654404abba6a25360ef5ec5c9dbabd5b24a44ca2d96d082c0ae08c107a68a0e5 |
| Publication page | b81e7e54b79ed1450243035bc79c2092e5ace4309e861e77478501f5dd618047 |
| Manifest | c5505c42e5ff6237d142b521250144c22ed7e986523ed313953bd6bc2478563d |
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 | wvscnU/HFkWSjvfXP/4AGqrTc/63Ikozcss+tQDFoqqtsAKKoCQKdp3KWlZgCIi2fPTdy1iCV8BHe3r0OkUZAQ== |
| 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
| 2026-09-17T10:57:25.030042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051929observed b81e7e54b79ed1450243035bc79c2092...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:25.012573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051929/manifest.jsonobserved c5505c42e5ff6237d142b521250144c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:24.993257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051929/publication.mdobserved 654404abba6a25360ef5ec5c9dbabd5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:24.975726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051929/publication.txtobserved cb78391507984bebe17c2febe8aa3fc5...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. |
|---|