OT-2026-000052985
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before set-down
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-2026-000052985) never changes.
Identity and time
| Publication number | OT-2026-000052985 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7247-9c85-8e4ca6f7fd0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0323e488039f1fb210e4bb9f04ca19fc2286eb35bb43b02915ab3058678b20db |
|---|---|
| Markdown | f9143e452842f36021b7ec7c811a29b56d25d3903586e4a34ae87dfdc427ebbc |
| Publication page | 986d13bfdb3fa9ae99a95619d59070597002787a03d649266538595e54d70d83 |
| Manifest | 7a959ea8394a7038641fec4173f7b5e53ca66088860123b2fd10e6cf77692a2d |
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 | cUM5+y+tTYoWFaDFiO/zyMOS+FTJzagREpT4pwxUNQC1szO1blkudlV9EIAGEKjg4XJCj6ZqMWghnnFGZ4P0Aw== |
| 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
| 2026-09-17T10:56:40.593961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052985observed 986d13bfdb3fa9ae99a95619d5907059...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:40.575299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052985/manifest.jsonobserved 7a959ea8394a7038641fec4173f7b5e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:40.556679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052985/publication.mdobserved f9143e452842f36021b7ec7c811a29b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:40.536465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052985/publication.txtobserved 0323e488039f1fb210e4bb9f04ca19fc...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. |
|---|