OT-2026-000007528
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000007528) never changes.
Identity and time
| Publication number | OT-2026-000007528 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-7577-8fb1-c808995434f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86427acb8134042596dd0fbcd98ecfcf8d51537169e1f0d0d75f230645c3929d |
|---|---|
| Markdown | 7f957861d020701189266ed1498830d75e3cced7402319ee1e6ed83789c9a6b7 |
| Publication page | e1e3b17112a952bdba785d1457f9f692318c931ee2da6a7ca978e99bd4a7e00b |
| Manifest | 7dba3a07a6e73ffa3b5f16c60bbe4f7d7d1cb30b0409b4ad3991173a28750691 |
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 | yWWoeSXL9QA7M8Mu+mvS4cMMBSNji6vDERbsDGGKzO0zFitN5qAb3h6b4ThyjIKnXp4MkkOiDiEq1xSzVRx0Ag== |
| 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
| 2026-09-17T08:10:22.213387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007528observed e1e3b17112a952bdba785d1457f9f692...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:22.193600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007528/manifest.jsonobserved 7dba3a07a6e73ffa3b5f16c60bbe4f7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:22.175008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007528/publication.mdobserved 7f957861d020701189266ed1498830d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:22.156300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007528/publication.txtobserved 86427acb8134042596dd0fbcd98ecfcf...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. |
|---|