OT-2026-000050422
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050422) never changes.
Identity and time
| Publication number | OT-2026-000050422 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-7a9a-b4f7-2c716fe7df60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050422 |
| Status | PUBLIC |
Content hashes
| Canonical text | 803a441440e3339458826117c5cd7541d5709be7d35752ea7f71bdbfa44944d3 |
|---|---|
| Markdown | aa56d4dc199918c683ae776183818cff3fe4b67341d4082366baf083abf41bcf |
| Publication page | dee3b157aaec820ff103b71a4d323f54fbb0ed6eed28400bbe4544ea6f790005 |
| Manifest | 8ea4b49a8be441be76e9856ea16f44da009ceb510197bf8345fea330e1e15ccd |
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 | QM8aIJMu1FKsZEiIkceuhEeOY/ozhXEYx4Hbq6Zfrfv4BrYkiYBGAbi8cdDNu3VM4DJJHYlqhA7TLyzv8FW1Bw== |
| 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
| 2026-09-17T11:01:28.076282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050422observed dee3b157aaec820ff103b71a4d323f54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:28.058899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050422/manifest.jsonobserved 8ea4b49a8be441be76e9856ea16f44da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:28.041040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050422/publication.mdobserved aa56d4dc199918c683ae776183818cff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:28.023305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050422/publication.txtobserved 803a441440e3339458826117c5cd7541...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. |
|---|