OT-2026-000022878
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two 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-2026-000022878) never changes.
Identity and time
| Publication number | OT-2026-000022878 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-7b19-ad61-5c41e2640ea4 · 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-2026-000022878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c7471d3c8a468d9b09ad85455bf4a08d1bde76e9a25de48f79a09b855306d4e |
|---|---|
| Markdown | c3c301b714ffe6cb54293d3629309135f192580a9efbbc037ae304ee00742e07 |
| Publication page | 66463fe8297b24b6b4ca307bf2c41c8d28b2826b5d16197809c0f51e0371ac9c |
| Manifest | e8b446d7bf4995b6ce5b7f05921583c61ddf98a0f7aea3f44203e4fdd8ef2ee1 |
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 | 38fa2ybVn2efNGrG/DmmcoPQhp5lV9O0Ub8eb/r3TnksDqQpYETJDpbeCOnueUQJlhzve583+bLjaRssQXi9BQ== |
| 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
| 2026-09-17T11:52:26.542313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022878observed 66463fe8297b24b6b4ca307bf2c41c8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:26.516437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022878/manifest.jsonobserved e8b446d7bf4995b6ce5b7f05921583c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:26.498239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022878/publication.mdobserved c3c301b714ffe6cb54293d3629309135...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:26.479072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022878/publication.txtobserved 7c7471d3c8a468d9b09ad85455bf4a08...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. |
|---|