OT-2026-000050850
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000050850) never changes.
Identity and time
| Publication number | OT-2026-000050850 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7287-bf99-21af58ea7053 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050850 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f11e5d3e2d14de965442be9321b2fa0948bdcd55230aca93cf6d2393519bbf6 |
|---|---|
| Markdown | b30aefc4a4bde365ecf17a452618c51039c747b9d0aa2edc6a86c90db28ae294 |
| Publication page | 62a5272855a0d765995bc81fdcfd9d1b6e75425aa3e62f8852a7bbc3fdfe7254 |
| Manifest | da7b6f9aba03980771bad513640254391bdb1ff9bfe8c700cac3875c22080355 |
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 | gmDju9TtQmx8e+YsvMH08jbG3IG/DrWu+rpM9aOypybPMosm1EXezw7dBXcTeJMp+jvVixZ9Yf2xgN16X76zBQ== |
| 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
| 2026-09-17T11:00:25.265010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850observed 62a5272855a0d765995bc81fdcfd9d1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:25.239984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/manifest.jsonobserved da7b6f9aba03980771bad51364025439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.237111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850observed 62a5272855a0d765995bc81fdcfd9d1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.216843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/publication.mdobserved b30aefc4a4bde365ecf17a452618c510...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.210535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/manifest.jsonobserved da7b6f9aba03980771bad51364025439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.197828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/publication.txtobserved 1f11e5d3e2d14de965442be9321b2fa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.184666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/publication.mdobserved b30aefc4a4bde365ecf17a452618c510...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:25.161896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050850/publication.txtobserved 1f11e5d3e2d14de965442be9321b2fa0...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. |
|---|