OT-2026-000013431
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000013431) never changes.
Identity and time
| Publication number | OT-2026-000013431 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7df5-aace-ca475dfffc2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60ae639f40ca1807ff9ecfff02aa30461517298b637fe30a84bca80fe216df33 |
|---|---|
| Markdown | c0bbb1392f1bb159f37e0698a88edd16a6128150f84ac5e7fe9552d67c2d11e1 |
| Publication page | 985f335bb2b90a88cd105067aadcfb819fb7f95f3e7cfcb10e7430359517b710 |
| Manifest | 1ad7891d5a818481898da6390da55cc9d619f0fb4db5f79ebe814752be3f01ad |
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 | C+gcn6N6WE4cLYpQflFRKrr9jLq2xnqKJNzJgiMjrycl4NYDr0yp5vUyvCEsgj9CndTwq+5j56oLwzS6f6IqAA== |
| 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
| 2026-09-17T12:09:55.026254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013431observed 985f335bb2b90a88cd105067aadcfb81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:55.006965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013431/manifest.jsonobserved 1ad7891d5a818481898da6390da55cc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:54.988444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013431/publication.mdobserved c0bbb1392f1bb159f37e0698a88edd16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:54.967787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013431/publication.txtobserved 60ae639f40ca1807ff9ecfff02aa3046...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. |
|---|