OT-2026-000015950
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000015950) never changes.
Identity and time
| Publication number | OT-2026-000015950 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-736a-95d3-5a596e6ef35a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015950 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d31d6a941241ba032f0cb4b61d115b3798b2336a8f6620723647d1b5ca61d3a |
|---|---|
| Markdown | 68217691b10755f21f844e379035aa777f2110fc1a9c96e3a608d5644b50bf3c |
| Publication page | 311c00a6837e0dcbe8d1eeff2076b7aeb219879a2d6695435538d5a0bfd1beac |
| Manifest | a77db59001cb6992582c5fbf78e4cd89baca5545580e713c61286424054b1bcd |
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 | MjkTJJOtt4x06y3+/7qUY0qmbVSVYZPu1sKhzCmbW44MXRijC4jwrKMkS3IggsvHiVe8QzO6eiQF0rS+P4jBDw== |
| 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
| 2026-09-17T12:43:34.232104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950observed 311c00a6837e0dcbe8d1eeff2076b7ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:33.982962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/manifest.jsonobserved a77db59001cb6992582c5fbf78e4cd89...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:33.740617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/publication.mdobserved 68217691b10755f21f844e379035aa77...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:33.523680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/publication.txtobserved 4d31d6a941241ba032f0cb4b61d115b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:25.993222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950observed 311c00a6837e0dcbe8d1eeff2076b7ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:25.965242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/manifest.jsonobserved a77db59001cb6992582c5fbf78e4cd89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:25.882068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/publication.mdobserved 68217691b10755f21f844e379035aa77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:25.792654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015950/publication.txtobserved 4d31d6a941241ba032f0cb4b61d115b3...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. |
|---|