OT-2026-000055850
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000055850) never changes.
Identity and time
| Publication number | OT-2026-000055850 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7620-836a-b0a099e13f96 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055850 |
| Status | PUBLIC |
Content hashes
| Canonical text | 837d8363987c86e8d5d8300f8acb5a3e03ceb9f571a0fc57c086df33e29201df |
|---|---|
| Markdown | c352dbfa968bf4e1fc24d1f215eae70fde640202bda8174d37e57d2b9b066037 |
| Publication page | 5b90e660aeccf5d0bc1cbc432c8eb732bbefa8624c964fcf393cbc97fb4257c3 |
| Manifest | 3f0ddb4f0c2481a3b5231ab949a474614be21be347db56b8ebc23796f670edd0 |
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 | lsp8pG2hQq0mWUJ/oK4yqzIMC/RFAtTqoDB95smZHCdPfh6ue+ig1PZkX3LpsNvAUBGFugnF36D+LiD4AzXXCQ== |
| 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
| 2026-09-17T10:51:14.633328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055850observed 5b90e660aeccf5d0bc1cbc432c8eb732...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:14.616169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055850/manifest.jsonobserved 3f0ddb4f0c2481a3b5231ab949a47461...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:14.598538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055850/publication.mdobserved c352dbfa968bf4e1fc24d1f215eae70f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:14.580754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055850/publication.txtobserved 837d8363987c86e8d5d8300f8acb5a3e...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. |
|---|