OT-2026-000051931
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off 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-2026-000051931) never changes.
Identity and time
| Publication number | OT-2026-000051931 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7e4a-ab66-91cce589a74b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051931 |
| Status | PUBLIC |
Content hashes
| Canonical text | a475dd5cbedf42cc504c9f390f0e30581f87457433f6dd1f08dc616143747157 |
|---|---|
| Markdown | d48832056be83fd86aff9a2ac77010b89da26a2e3a234093d58ee9456eb51a4e |
| Publication page | 3e444c449c3fdd7ec7814b3624d4a4b266d5fd2b72e967b9efb2ad7076c70ae4 |
| Manifest | 21978e22a8ff12ad0d4018e9f7fdb18dacfb0f8ccedac18ada6d9b1bfc6dc65e |
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 | vcZFdT/5tawAj2QtcBgdbVzNt4E0+MOdGiQPix6dOVfVzOzVEwsO5hFu4gQz0DBNLj5WSpdGaUnSKelqeMlkBA== |
| 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
| 2026-09-17T10:57:25.172582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051931observed 3e444c449c3fdd7ec7814b3624d4a4b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:25.153934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051931/manifest.jsonobserved 21978e22a8ff12ad0d4018e9f7fdb18d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.137970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051931/publication.mdobserved d48832056be83fd86aff9a2ac77010b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.119346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051931/publication.txtobserved a475dd5cbedf42cc504c9f390f0e3058...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. |
|---|