OT-2026-000022720
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000022720) never changes.
Identity and time
| Publication number | OT-2026-000022720 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7658-951c-77f5c5462c16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f4034aa43fa665fc919261ba9d24abbb28d01056279123ae415b7a663ce058a |
|---|---|
| Markdown | 60fa0f2ec98fb213cfa727837ef389c58b55ea97d63ce2646b793b3b2c7e5a99 |
| Publication page | 1de4a82b7cef9dbee23ebcf807556df163bbe182c44f6b5f12742157639890ce |
| Manifest | 0c52f905976ffe27e5dcef20daaefce92002ef2517a13673cead85e2c7694f19 |
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 | GP38sUy860GArM2TXorLQvXbv9D2WH8TMXd7prmcdqWYFg4fH9wzt17pTfF7+FVccjTx32K47KPJvM1FWu68Dw== |
| 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
| 2026-09-17T11:52:13.263352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022720observed 1de4a82b7cef9dbee23ebcf807556df1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:13.245017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022720/manifest.jsonobserved 0c52f905976ffe27e5dcef20daaefce9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:13.222703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022720/publication.mdobserved 60fa0f2ec98fb213cfa727837ef389c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:13.204377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022720/publication.txtobserved 9f4034aa43fa665fc919261ba9d24abb...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. |
|---|