OT-2026-000053642
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before set-down
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-2026-000053642) never changes.
Identity and time
| Publication number | OT-2026-000053642 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7937-821d-83c07c2665a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fb01ce697fbcbeb7998ebbd04b6a79b55e9245581b02ee383e6f61d4798b2d1 |
|---|---|
| Markdown | 3d00e5414ddb825455649a91df387d00aaf6fcd70447561d17a7349a4e635a03 |
| Publication page | 7df2f06b286e7a42803bc975950ab812f9d726cd8ee2952b793e2939d2aa3de5 |
| Manifest | eaf3a0cf112744ac68e9e9f60f77414e2fffb7572f584e454e7653706aef36cb |
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 | 1Q9an0jQfu91Ugj0mktiEOJpnWN7bCcEb+hxmKD9EOi3tENliB926k1e5MsaaQ5W87t/RW+2uh/twzsznMImDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:31.605124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053642observed 7df2f06b286e7a42803bc975950ab812...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:31.585943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053642/manifest.jsonobserved eaf3a0cf112744ac68e9e9f60f77414e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.567850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053642/publication.mdobserved 3d00e5414ddb825455649a91df387d00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.550104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053642/publication.txtobserved 7fb01ce697fbcbeb7998ebbd04b6a79b...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. |
|---|