OT-2026-000029423
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000029423) never changes.
Identity and time
| Publication number | OT-2026-000029423 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-7260-b70c-044d7d3c130d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c8789042f896af693010bf189f033928ac8a51f08632a3d5122e82362cf56e7 |
|---|---|
| Markdown | ca9a97a83c94b6cb1fa41a27bb72201a8cc0607983dd88af8627a6123d5e1753 |
| Publication page | 485291863e6ffe9126391c689c80a48033aba4945472836be39d53ac950c3e37 |
| Manifest | ab7aed32b0655996d47e63a90d7fa7f578348f2bcec0fee6ed8e1f7709add145 |
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 | 6WDa8CkMpOpdIaa5SA/DTPj01r1nx2pXVgIJ+BxwzDH//XLyxs2wH/HW7Ee2Q26/C8oBTYMCmcsHcZLmPlG5Ag== |
| 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
| 2026-09-17T11:39:01.926601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029423observed 485291863e6ffe9126391c689c80a480...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:01.910262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029423/manifest.jsonobserved ab7aed32b0655996d47e63a90d7fa7f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:01.894255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029423/publication.mdobserved ca9a97a83c94b6cb1fa41a27bb72201a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:01.877184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029423/publication.txtobserved 1c8789042f896af693010bf189f03392...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. |
|---|