OT-2026-000019174
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000019174) never changes.
Identity and time
| Publication number | OT-2026-000019174 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7a66-95ca-9c3189567ea8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019174 |
| Status | PUBLIC |
Content hashes
| Canonical text | 278e27c04f517dec68691be92fac14d8d1a2d37c3d437f503076df2a0982002f |
|---|---|
| Markdown | c7dbba27698560b525fe35828e87bec004188c406bd38b42b10186df1c32c428 |
| Publication page | 1e8d1a637db0460efa1abf58c93bd6ec0045377680113da5a217ffe408870700 |
| Manifest | 5a8c4cd4e36d4345ba4ede8bed8741b057abf610f8a338ae25c32ab734ecccef |
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 | HTCGQuonySLJ+J5lwT/3ViVFms0as7rAwMQE7jTQi6mriaBue6M3ssILdWrmVcxsLFYboJR7Sp0Ep5NxB/5ODQ== |
| 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
| 2026-09-17T11:58:29.252832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019174observed 1e8d1a637db0460efa1abf58c93bd6ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:29.236231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019174/manifest.jsonobserved 5a8c4cd4e36d4345ba4ede8bed8741b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.219090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019174/publication.mdobserved c7dbba27698560b525fe35828e87bec0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.200233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019174/publication.txtobserved 278e27c04f517dec68691be92fac14d8...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. |
|---|