OT-2026-000022778
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained 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-2026-000022778) never changes.
Identity and time
| Publication number | OT-2026-000022778 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-769b-9cfe-5b97235a8f37 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022778 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0a29712ef5f17849759f7a5d57bc72edee7d0f444377ed683595c7e82f694b3c |
|---|---|
| Markdown | 7ac2d7d53f9f3a76937815b87f39acb6cf8b6ccaa8ebae7d8eb1ff8e45d5cf37 |
| Publication page | a049585426a4c1afeeb63dd2da3a74a6eb97d5959a01993f4fa9b4789abc2f12 |
| Manifest | 87c059c61f8ac1a476c604cb250c82b40f23f25c1bd0d985e830a540aa23cf3a |
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 | BvHmQZSAH6QhWFP0TXjA+MK0CIIajQZsbXjEGn04L7PipceurghLJ9QuzQ7HdtIb0Lg6LbFjrbE7ZYPCVlkMDA== |
| 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
| 2026-09-17T11:52:17.720566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022778observed a049585426a4c1afeeb63dd2da3a74a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:17.701432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022778/manifest.jsonobserved 87c059c61f8ac1a476c604cb250c82b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.682609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022778/publication.mdobserved 7ac2d7d53f9f3a76937815b87f39acb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.665878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022778/publication.txtobserved 0a29712ef5f17849759f7a5d57bc72ed...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. |
|---|