OT-2026-000020474
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000020474) never changes.
Identity and time
| Publication number | OT-2026-000020474 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7c4f-ae93-77ce06872e60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020474 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6509c312dd854b00dfb9e1f933824747619da2a928c6c2fe6b12632e716c601a |
|---|---|
| Markdown | 09b564f38b0760d389578805e64e066d54edcfaf18dbe3522574d79f9fecc6ff |
| Publication page | 5b6be5f4a7a40df14c70aeb0e32c54723c9b9e2a94cab70e263fcb7d8379c9d9 |
| Manifest | 455195b8b225e05448bd534d400d8ee31a5ab1b4fcbfd3a0baf61072a6f6be0b |
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 | m2WVVnAii+/mgUhl7HFjBXBC8F0oortXo2rgpD28f8OMvGx34OEUr0+2W/jHK3OudYWjs+uR6KLMj4w7nJR/DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:24.884121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474observed 5b6be5f4a7a40df14c70aeb0e32c5472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:24.861958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/manifest.jsonobserved 455195b8b225e05448bd534d400d8ee3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.843113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/publication.mdobserved 09b564f38b0760d389578805e64e066d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.821754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/publication.txtobserved 6509c312dd854b00dfb9e1f933824747...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.804694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474observed 5b6be5f4a7a40df14c70aeb0e32c5472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.786806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/manifest.jsonobserved 455195b8b225e05448bd534d400d8ee3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.766921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/publication.mdobserved 09b564f38b0760d389578805e64e066d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.749323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020474/publication.txtobserved 6509c312dd854b00dfb9e1f933824747...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. |
|---|