OT-2026-000028231
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000028231) never changes.
Identity and time
| Publication number | OT-2026-000028231 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7ed6-b000-76522991170d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ad1f7efc5dc02d46f6d52690f5493359433b1aacc13aa0ae634713ca7610d75 |
|---|---|
| Markdown | 2667b63bf26c91d7a69191bee176d55f65726cea6dffc84f01152c5a4995d8fd |
| Publication page | dcddff2dc3dae7fa57962e760bae500d7418898093fd6b28487dd0950fda1ad0 |
| Manifest | 49422214f6606fae7f117d2a07b8b285cc659f6baebaf9a144e9a9008e84f16d |
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 | HJ2bQ6wLk6t0rftLKgYmCZtE3dSxILfTU2NhA2bZXufC0idMt2XHMH6A9NaxTf/4LzR6HXe4Dr0SYt8cYQGODg== |
| 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
| 2026-09-17T11:42:35.838892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028231observed dcddff2dc3dae7fa57962e760bae500d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.822688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028231/manifest.jsonobserved 49422214f6606fae7f117d2a07b8b285...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.802746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028231/publication.mdobserved 2667b63bf26c91d7a69191bee176d55f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.782333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028231/publication.txtobserved 1ad1f7efc5dc02d46f6d52690f549335...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. |
|---|