OT-2026-000029245
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000029245) never changes.
Identity and time
| Publication number | OT-2026-000029245 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-7921-991b-3b44a5491964 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029245 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31a28ee09c6efa45732f3b2c15a7d7616290c4e33b4d67f4a377dc48bc291e7f |
|---|---|
| Markdown | 48357c4b907c1c44a3c5ab4bd65407c8f0a8c9ffcd6c06f5feb002fdf3a78c48 |
| Publication page | e88858d9e59ddda7da68c0241c24e9fe81d6d13b482936f3f97f57c4c751a5dc |
| Manifest | a455e18be7fddb53c95810d6319090f7c818f092c8ec1469bd1a3e77eee07156 |
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 | Jh875ojrniGaWGiu2w5nhd0Ng8Vitr+TXK7VloDvFB1ghebYfY2wlXcWbFHFpg92RcSzZdqggUP4TICB2/7HAw== |
| 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
| 2026-09-17T11:39:52.300281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029245observed e88858d9e59ddda7da68c0241c24e9fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:52.284781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029245/manifest.jsonobserved a455e18be7fddb53c95810d6319090f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:52.264801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029245/publication.mdobserved 48357c4b907c1c44a3c5ab4bd65407c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:52.248377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029245/publication.txtobserved 31a28ee09c6efa45732f3b2c15a7d761...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. |
|---|