OT-2026-000057171
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000057171) never changes.
Identity and time
| Publication number | OT-2026-000057171 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-78a4-ab8b-5c1b0a8df3c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057171 |
| Status | PUBLIC |
Content hashes
| Canonical text | a49c622af0513e80bdc278d3b73d671f4678abfda0e4be2acaaa2abb477af17b |
|---|---|
| Markdown | 944b754eff76370147d9ba96c66c00683024ab2ddb422d27f175351c76a7b08f |
| Publication page | 99cfb72cd7cf1e7ef0d7630d360e61062806c5d3e3dbc1e7d8602d70e8d63104 |
| Manifest | 80ce3e8c6f0274a3d80691b102fee68031dea04b5723d97297cc2178e30876d0 |
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 | bBIWWZTDAzfWDQ9E6XVl43aCJKksc5IwVHve8rCuaK9fW8AWMcuZqWk6uCVi/RflbAk4xTzwr11q7MeCGNAYCg== |
| 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
| 2026-09-17T10:50:11.151740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171observed 99cfb72cd7cf1e7ef0d7630d360e6106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:11.129039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/manifest.jsonobserved 80ce3e8c6f0274a3d80691b102fee680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:11.109552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/publication.mdobserved 944b754eff76370147d9ba96c66c0068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:11.092117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/publication.txtobserved a49c622af0513e80bdc278d3b73d671f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.462584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171observed 99cfb72cd7cf1e7ef0d7630d360e6106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.444854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/manifest.jsonobserved 80ce3e8c6f0274a3d80691b102fee680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.428383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/publication.mdobserved 944b754eff76370147d9ba96c66c0068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.411092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057171/publication.txtobserved a49c622af0513e80bdc278d3b73d671f...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. |
|---|