OT-2026-000075768
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000075768) never changes.
Identity and time
| Publication number | OT-2026-000075768 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-728d-a4ff-54362b51586b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075768 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec31e2030e7bbff1cdc416ad221b7a45b4f3485d2717b1bfdf65a91236267185 |
|---|---|
| Markdown | 14e7e30702020f733292d0232cd806edf84046c64464d50e15ac65ab7991073a |
| Publication page | b3fd3c7316f00084a8a983965ca2e147e9c28f77c38c4c1e52537f38727156d4 |
| Manifest | ad98287b366d7e8579cc15757945e10920f74562d27942ae458b6522ba3dbb08 |
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 | AusHWIBCSvUZmuyp+cJzwtgvwjSJSMr7uBVR1DDLIi/8c1BYUfcXXV2o6+4lefbk6bw62opJKiYJyLX7sFBdAw== |
| 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
| 2026-09-17T10:14:10.313695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075768observed b3fd3c7316f00084a8a983965ca2e147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:10.295984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075768/manifest.jsonobserved ad98287b366d7e8579cc15757945e109...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:10.279632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075768/publication.mdobserved 14e7e30702020f733292d0232cd806ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:10.262048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075768/publication.txtobserved ec31e2030e7bbff1cdc416ad221b7a45...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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