OT-2026-000013791
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000013791) never changes.
Identity and time
| Publication number | OT-2026-000013791 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-75b4-b2d4-05547401d550 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013791 |
| Status | PUBLIC |
Content hashes
| Canonical text | 128ca86042863a86fc1880f715d7e7cc11ee2a15c0857d6a8c0d205d37e81df7 |
|---|---|
| Markdown | 6c5e2b2c16885ceae85f5086c6088d197a62c7d35c02247444dda40331443cac |
| Publication page | 548b22bf8a3853b84578eb00c84f50411cb13a2b41870e307d169584add0a1fd |
| Manifest | 1dbfb780c62cc3c0503e9b9644ffa49dcc8714e325370864092fa389425a8f82 |
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 | D+qOEkb6ijAzlWkn6jm1JMtE7EvHidV5zq5LwTB71J7ynNAlVbulImciIykWJRVu2viFAJCNMaXpusaGNLS7Cg== |
| 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
| 2026-09-17T12:08:52.758604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013791observed 548b22bf8a3853b84578eb00c84f5041...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:52.739436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013791/manifest.jsonobserved 1dbfb780c62cc3c0503e9b9644ffa49d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:52.721195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013791/publication.mdobserved 6c5e2b2c16885ceae85f5086c6088d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:52.702101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013791/publication.txtobserved 128ca86042863a86fc1880f715d7e7cc...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. |
|---|