OT-2026-000018778
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000018778) never changes.
Identity and time
| Publication number | OT-2026-000018778 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7c9f-96f4-c6c8de715b84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018778 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61c14af73b74381c7b4a184e724132f6f4c14d6eb1a81a7dd478f11dcdcd8e47 |
|---|---|
| Markdown | 516708da3ef414f815e520bd63b43ebc1ec34d21dbd86f7cb9282b0f8911fc17 |
| Publication page | 51ccf51db73aba225dc67e28386a5074cb4301973e2d7b3f53e56a51abc48c6e |
| Manifest | 946e768c3e0c321d23aa7c412efa1d81e789f77ba204e8a02d787b59e3a02291 |
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 | VkkgRy8WCUROi+qDnO79f11Tb5BB9A8mO/1lWKa2QET/GQwQF3XgDNMLDm+m7HKFnKzK+1Bf5khaVlKKdU+UCA== |
| 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
| 2026-09-17T11:59:24.070405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018778observed 51ccf51db73aba225dc67e28386a5074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:24.052845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018778/manifest.jsonobserved 946e768c3e0c321d23aa7c412efa1d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.034559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018778/publication.mdobserved 516708da3ef414f815e520bd63b43ebc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.016624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018778/publication.txtobserved 61c14af73b74381c7b4a184e724132f6...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. |
|---|