OT-2026-000007658
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000007658) never changes.
Identity and time
| Publication number | OT-2026-000007658 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bd-7433-90cf-64a74f43a1da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007658 |
| Status | PUBLIC |
Content hashes
| Canonical text | 809962e548d4cbfb3143239703662f597db680284248f81850026124241902f2 |
|---|---|
| Markdown | 4cb98642c366e2cc2a77eff2513ecfe96ac3a51a92751067bafa2645a486264b |
| Publication page | 80a0b3971d62788a30eddcbadcabb587cf3739e82a6ab81458583385b631ddd2 |
| Manifest | 87f04faee04149b6af6be7f90b10815ddaa3472ed5e5110b59e816aae8329802 |
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 | Xay8d/riDvxBFDJ+PKKGkUn9oKa0F3EG3rUB5ErYqVnHfDNoZPs3nv0Jvehnf2/gzmIQsGpEeXgdY0Wr87APAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:16.785177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007658observed 80a0b3971d62788a30eddcbadcabb587...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:16.767919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007658/manifest.jsonobserved 87f04faee04149b6af6be7f90b10815d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:16.751912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007658/publication.mdobserved 4cb98642c366e2cc2a77eff2513ecfe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:16.734159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007658/publication.txtobserved 809962e548d4cbfb3143239703662f59...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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