OT-2026-000048159
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000048159) never changes.
Identity and time
| Publication number | OT-2026-000048159 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7acf-ac14-4adee493abc2 · 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-2026-000048159 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5821e27bce98fbd9c5643e56e1470df92c4c73ff9381fcc6e07b7f324accb8c |
|---|---|
| Markdown | d19851c692fe0cadba2e848f44a020cda55c5516ddafb4defb362a75fc25182f |
| Publication page | 5da2a484f1f2e8f483ed9521e60e7663c6db379f8c7c49a2d5a24c3b2b0c8fc2 |
| Manifest | 7b64e9fa71d5bbaa8c32e4ad933d0fd08f9348863750fce170ee100649d123b3 |
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 | 7oKrZ2TjNc2BJuBOn6Q0/TniWqDqq0zStG4V146cFStifQr4ejhGqGrvYT2ApUYbB98jPyZVQrQzf13LBFOcAw== |
| 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
| 2026-09-17T11:04:41.251160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048159observed 5da2a484f1f2e8f483ed9521e60e7663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:41.231382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048159/manifest.jsonobserved 7b64e9fa71d5bbaa8c32e4ad933d0fd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:41.213258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048159/publication.mdobserved d19851c692fe0cadba2e848f44a020cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:41.195272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048159/publication.txtobserved f5821e27bce98fbd9c5643e56e1470df...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. |
|---|