OT-2026-000053874
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000053874) never changes.
Identity and time
| Publication number | OT-2026-000053874 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7a3e-8e13-404dc656daf5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053874 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7d4794ceff5e0013ab70d70636e2ccae3fb2114d78f4b108303d867f9ea9d7b |
|---|---|
| Markdown | 1f492b38359c57c8ba0360b3396de73afef04f59ae6abd12556301cae01462f8 |
| Publication page | 59b25c4afc13fed35bddca2f6e0198aaf725dc4c1d61c566a0e42ac2cbc91ba9 |
| Manifest | 57f74c50ceee7652d97455834dc7ce254f9a20afaf25b4676ac7ae99fd6ed44b |
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 | 9sxfvVc9BVXry4z0iNSY0HC+ZXbTg8ZbUHtpaRbKTu+QnTI8PAHvwc1SXV6wj+pBBfG6Cp4Ya+OLzyW/NreMDQ== |
| 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
| 2026-09-17T08:40:40.469467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053874observed 59b25c4afc13fed35bddca2f6e0198aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:40.325273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053874/manifest.jsonobserved 57f74c50ceee7652d97455834dc7ce25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:40.307006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053874/publication.mdobserved 1f492b38359c57c8ba0360b3396de73a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:40.286341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053874/publication.txtobserved f7d4794ceff5e0013ab70d70636e2cca...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. |
|---|