OT-2026-000004357
Publication integrity record
Vacuum cup gripper, three zone face, four outlet manifold, ejector fed, pressure verified
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-2026-000004357) never changes.
Identity and time
| Publication number | OT-2026-000004357 · never reused |
|---|---|
| Internal UUID | 01a0a915-0ca0-72d9-9599-9c69c799c80a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:44.131111Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004357 |
| Status | PUBLIC |
Content hashes
| Canonical text | b80133738018e9b510fb6a0c17f97246e520b71d9dd00328751c24d29e7dcb12 |
|---|---|
| Markdown | f3013cf7fbc2e30d71c4d2cfd5c73aee4cd6716679db10dd04223209635dda77 |
| Publication page | b63878b449b5c3bc852ed2f748b66bef53f258d68ab7eea634f4a7b2568092f9 |
| Manifest | 999c24ef2e7f67ce5aad96dc583190536f812e93ee50ad9138c8344e62b80406 |
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 | ee25gdmcwIA7LabIeRNQMUQkU4hkCtld/TIfNXlFRfeu+EmkBG9TekcrIaegkbH43WADcBaQ00bJ/cRFBSfLCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:06.991177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004357observed b63878b449b5c3bc852ed2f748b66bef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:06.978296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004357/manifest.jsonobserved 999c24ef2e7f67ce5aad96dc58319053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:06.964975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004357/publication.mdobserved f3013cf7fbc2e30d71c4d2cfd5c73aee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:06.951910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004357/publication.txtobserved b80133738018e9b510fb6a0c17f97246...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. |
|---|