OT-2026-000054325
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000054325) never changes.
Identity and time
| Publication number | OT-2026-000054325 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7e62-a77c-5c8f1b5b612d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054325 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c8a516405d5c560aff077cc3a49913b4d05639a0fa139c85eab05ed95101ca3 |
|---|---|
| Markdown | bbb9ddaa95ebe71931ea164377a0eb39d7bbe7272ad29143a7c3fb27187dc74b |
| Publication page | b278f860169a80ae07d76fa9e1adcc598b1d4987d38fd1d72d722ecbaca43230 |
| Manifest | 0ca3c4400c55310a32cb657de475c960d2987a331b07ca1ddc146ce9be4e9d62 |
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 | kGVTajdLnugnmxsKIfP/bDwHM5/v0+2Nabum5r4ClL9Qa7GPLvcOR2j2foTutMTte9YPGG+pH2gMdUwZfIncCQ== |
| 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
| 2026-09-17T10:54:50.074941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054325observed b278f860169a80ae07d76fa9e1adcc59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:50.057220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054325/manifest.jsonobserved 0ca3c4400c55310a32cb657de475c960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:50.036373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054325/publication.mdobserved bbb9ddaa95ebe71931ea164377a0eb39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:50.016317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054325/publication.txtobserved 3c8a516405d5c560aff077cc3a49913b...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. |
|---|