OT-2026-000091058
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000091058) never changes.
Identity and time
| Publication number | OT-2026-000091058 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-75fe-8ad8-30e85849667f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0364492e73521965f20a06c16d502ddf97197358beb956a7040181cc55b6df62 |
|---|---|
| Markdown | 191231be07e2dfe9396188cd2612e8ab9cf018a5696ba50d5d4fa75371da2f6f |
| Publication page | 30c089630e6ac70853f169d8571a6982db99ad5b7e9421ad6e5597384f360fc9 |
| Manifest | 74a260e26d4ac6f0dd703ea385236fddea5b0742d86c6e08c64b7e77a8f61196 |
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 | /ABeJPt7SuoXIWr2nyE8Et0+c7iGF+KDMXZL6zuHdykiv7Xg3x8UjDWxtVK+KeKnTMMVzKnSwl9AJsMGiJFXAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:17.970162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091058observed 30c089630e6ac70853f169d8571a6982...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:17.952850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091058/manifest.jsonobserved 74a260e26d4ac6f0dd703ea385236fdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.936230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091058/publication.mdobserved 191231be07e2dfe9396188cd2612e8ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:17.919894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091058/publication.txtobserved 0364492e73521965f20a06c16d502ddf...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. |
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