OT-2026-000054201
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down
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-2026-000054201) never changes.
Identity and time
| Publication number | OT-2026-000054201 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-719b-904e-569eb0cf07f9 · 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-2026-000054201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7156da3fa5ab8f413c04cb0cad6b6b56c69c24528c7bb03b86b5350cd8377db3 |
|---|---|
| Markdown | 566c8e01016d97b87347781f5bce4896970ee1b8a51562ee93ed84c203fba8fc |
| Publication page | 95ca770587570e42a0c9f89e535927a2903fd67b1c2f0c9c1902c2bae7edc695 |
| Manifest | a7cb957b2067eabb7a34f26732d3ea4c32dd16138a1629140aa581e6247f04cc |
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 | WkbGmyjzevPUf9/1sjJ2EfqJERLYtXEj8xpNW8NxOF9pb9UnfU2pCeEXNsSnAqfpk0vSs82gVv7myByxkKscDQ== |
| 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
| 2026-09-17T10:56:28.110820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054201observed 95ca770587570e42a0c9f89e535927a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:28.093803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054201/manifest.jsonobserved a7cb957b2067eabb7a34f26732d3ea4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.075141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054201/publication.mdobserved 566c8e01016d97b87347781f5bce4896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.058730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054201/publication.txtobserved 7156da3fa5ab8f413c04cb0cad6b6b56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.478200Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054201observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.464205Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054201/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.450035Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054201/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.433123Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054201/publication.txtobserved ...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. |
|---|