OT-2026-000053477
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000053477) never changes.
Identity and time
| Publication number | OT-2026-000053477 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-79e9-9187-df3c543e8a26 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053477 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cff828673fdc852b7023f440e1765f343ac12ae4be84d80159c256cd344465b |
|---|---|
| Markdown | 5b31aba5f1955d2eeadeac7a8e02ee827052e58685b28645abe75b069924445b |
| Publication page | c6a46b637937554b6e43137cc21e7092639384b08ecb8df0a36a84d599a51209 |
| Manifest | 1821764a17e2e5d45fe3ce727c9730a12ebf6f5cc224895daaba423c966c7122 |
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 | J/SXwAC+iHJ9RLqXSPwPnH25/Ye38xtM1naYfcaGpuvdgWRG5u1V4IhDdCn1ZVv5zpWEKszEa6ryK0E3X+gyDw== |
| 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
| 2026-09-17T10:55:13.832532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053477observed c6a46b637937554b6e43137cc21e7092...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:13.814089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053477/manifest.jsonobserved 1821764a17e2e5d45fe3ce727c9730a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.795117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053477/publication.mdobserved 5b31aba5f1955d2eeadeac7a8e02ee82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.776603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053477/publication.txtobserved 1cff828673fdc852b7023f440e1765f3...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. |
|---|