OT-2026-000011492
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented after 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-2026-000011492) never changes.
Identity and time
| Publication number | OT-2026-000011492 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-70d9-8aa8-7b747a0cb59a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011492 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c8ce16bb6b0b4f044cc48d45fea2b6394557591583b1f2159e6848b0d52dbfa |
|---|---|
| Markdown | 293bfaf0866d18b806b4d32a449d31dcd99a49d4a7672fadb6f3fa58a4252da8 |
| Publication page | bd0a4c1b5bc18af89c22ffbaa8d5556656fee0d991d5ef2a73274ef37b18da83 |
| Manifest | 488678a74adb613317786da4d5eb2b51bef5fa8656cf278dd3b6ec42280bc123 |
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 | v1DEm8wIZW/jdfs6nRejDM7UmtI0l9xRIDQAoKhbimolMRo6Fd/n/hF4QUVXHU5QnMlzmwO8nek59ygX1+5zAg== |
| 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
| 2026-09-17T12:13:16.002973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011492observed bd0a4c1b5bc18af89c22ffbaa8d55566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:15.982949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011492/manifest.jsonobserved 488678a74adb613317786da4d5eb2b51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.962998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011492/publication.mdobserved 293bfaf0866d18b806b4d32a449d31dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.942756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011492/publication.txtobserved 3c8ce16bb6b0b4f044cc48d45fea2b63...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. |
|---|