OT-2026-000013656
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000013656) never changes.
Identity and time
| Publication number | OT-2026-000013656 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-75b3-8ce8-80e3fe47ec24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013656 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d2b8fc97cc9e02184772434bd3e989221f30c48f72c3791e80d60ab93a91a5f |
|---|---|
| Markdown | 8597255285cdeb216e126fcf818babfeee30c5e9b59292e38a15ddf34c7f6988 |
| Publication page | af932f2063b863c9ad5fbed20487bcebbc525433b3fb364df01e349f601dc3d5 |
| Manifest | eb61b5bbb97f90d4ac5501909e986abb15f15ff1f309fb62ad10289578714b3d |
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 | EO+cnItbqTw/GUznyNIjKw7JmgI4di9DLC1XxTJk6icEpeGeR9A/R6FECWZkdi17Cr3JuQG1tUXdeavTR381CQ== |
| 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
| 2026-09-17T16:43:20.964115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656observed af932f2063b863c9ad5fbed20487bceb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:43:20.782153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/manifest.jsonobserved eb61b5bbb97f90d4ac5501909e986abb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:20.630498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/publication.mdobserved 8597255285cdeb216e126fcf818babfe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:20.451411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/publication.txtobserved 5d2b8fc97cc9e02184772434bd3e9892...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.284248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656observed af932f2063b863c9ad5fbed20487bceb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.266292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/manifest.jsonobserved eb61b5bbb97f90d4ac5501909e986abb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.245800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/publication.mdobserved 8597255285cdeb216e126fcf818babfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.225336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013656/publication.txtobserved 5d2b8fc97cc9e02184772434bd3e9892...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. |
|---|