OT-2026-000072781
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000072781) never changes.
Identity and time
| Publication number | OT-2026-000072781 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-78f7-a3fd-b056c7adf37e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072781 |
| Status | PUBLIC |
Content hashes
| Canonical text | b253bd1da7fb6ddc37090b7ae2c75a97ac104f10f52d3a85641db2e0efce55e4 |
|---|---|
| Markdown | 4f1eaf8f69ce2b6fd7307bd393ad4c571616e57c47c73ff2cc70629aa91ecaa9 |
| Publication page | db66e9dfa77f00a7225d0a364c4b05193975d1f800785707098e1dc8f6e94045 |
| Manifest | dc3a9083f5bf491f37ad635031e7af487e4ac4375115a81084411d49cb272cec |
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 | uq+AjfL842hjkgPOajPAxdoMdNbhMNAF71wFjPLP9UWA6TShoVEdSRDMnR7oC4gOLG3Yp3/RfruNCEB4IsmgBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:41.535705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072781observed db66e9dfa77f00a7225d0a364c4b0519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:41.516411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072781/manifest.jsonobserved dc3a9083f5bf491f37ad635031e7af48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:41.486607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072781/publication.mdobserved 4f1eaf8f69ce2b6fd7307bd393ad4c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:41.455851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072781/publication.txtobserved b253bd1da7fb6ddc37090b7ae2c75a97...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. |
|---|