OT-2026-000100439
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000100439) never changes.
Identity and time
| Publication number | OT-2026-000100439 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-7c90-8993-3d7dbee84427 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100439 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5941ba393d60527bb9ea03a7ca929cf20708eb5d48ee0d8213ea142088a9ab4d |
|---|---|
| Markdown | ec7fc3d001bc32e0ed14a94be149591a477e6c26a8d9461e8ab8685fb3d64af7 |
| Publication page | 15faeb23def269b5c29c29a806338559988753d2bdba407a13f737eaeaa7f121 |
| Manifest | ab52835c5fe819d2b0066279d144320ed9b04603bdc5108f857a47c5bf75e723 |
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 | FL3GMpH1kUHb2tEAhfdPOTj/mA46cHjeTWdq22mTJMMmOKIVS0O8N9IoDyQ3DR8DaRn+tpbKfDSJWOGDhqK5Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
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Independent retrieval
| 2026-09-17T09:27:10.977471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100439observed 15faeb23def269b5c29c29a806338559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:10.960930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100439/manifest.jsonobserved ab52835c5fe819d2b0066279d144320e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.942584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100439/publication.mdobserved ec7fc3d001bc32e0ed14a94be149591a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.926090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100439/publication.txtobserved 5941ba393d60527bb9ea03a7ca929cf2...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. |
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