OT-2026-000022918
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000022918) never changes.
Identity and time
| Publication number | OT-2026-000022918 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-7051-8d72-ba29b62e233d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022918 |
| Status | PUBLIC |
Content hashes
| Canonical text | 001846a662ebe6cc2dc48bccb8b626ccc5b2c49f6609de223ee6b8b35bbcd20a |
|---|---|
| Markdown | b4643efb0df4c40effeb5ba19e0c541bd2814fce06620eb8cbe0d57d622aa410 |
| Publication page | c4980226285c68d9f1747564972de26b20947f5409531c69e696b1e94006b767 |
| Manifest | 6d89c41104508cbbf8f54a82381c7a616e87f5c7f6fad580407fa7451a610528 |
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 | KDW+/7ge+g5P6i5F4E0IXsj5DMFksrW3Z4KMeeBpNikP1SM5eaPsEOFtjWbdBRGf63IPFkeKEA4OrU7VVbIFAQ== |
| 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... |
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Independent retrieval
| 2026-09-27T00:41:57.942033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918observed c4980226285c68d9f1747564972de26b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-27T00:41:57.855133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/manifest.jsonobserved 6d89c41104508cbbf8f54a82381c7a61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T00:41:57.700436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/publication.mdobserved b4643efb0df4c40effeb5ba19e0c541b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T00:41:57.610791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/publication.txtobserved 001846a662ebe6cc2dc48bccb8b626cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:15.928965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918observed c4980226285c68d9f1747564972de26b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:15.816735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/manifest.jsonobserved 6d89c41104508cbbf8f54a82381c7a61...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:15.735138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/publication.mdobserved b4643efb0df4c40effeb5ba19e0c541b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:15.655261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022918/publication.txtobserved 001846a662ebe6cc2dc48bccb8b626cc...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
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