OT-2026-000008220
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000008220) never changes.
Identity and time
| Publication number | OT-2026-000008220 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908d-777a-bf98-6ffa01829c2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e39dc28f23eac9eb8efa86c48effe9e0dd52f4c71140ca91c20fdb4a864d52b |
|---|---|
| Markdown | 5aeb86cf5d027e9a636357bb14476f4288e4a8260a752ebda1fd5e2aaa390212 |
| Publication page | 19f1eb9e01766cdfd60eb24d792d19fd4f2511709915c4ba1c48176179a98de5 |
| Manifest | 1f4ae1934e5896f37f2f46ae43eae904fd23ff5c6aa8101f739a3be0e9afd106 |
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 | eTFD/O8H4b3McHkfTkPsQpHac7/DT6DCNGKVaJWrHPpSyxufZoIeSyzxVWjw3UUb92L65La0vszzn57efd0bBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:38.120889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008220observed 19f1eb9e01766cdfd60eb24d792d19fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:38.104498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008220/manifest.jsonobserved 1f4ae1934e5896f37f2f46ae43eae904...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:38.081196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008220/publication.mdobserved 5aeb86cf5d027e9a636357bb14476f42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:38.054504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008220/publication.txtobserved 8e39dc28f23eac9eb8efa86c48effe9e...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. |
|---|