OT-2026-000019003
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000019003) never changes.
Identity and time
| Publication number | OT-2026-000019003 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-77ac-a76a-285d7d6baa10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019003 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0d563e983338d18b5dcc2ef1468ca1c851f9a3791da1cfe6d21dbe9455f15a9 |
|---|---|
| Markdown | 2436fb25e2bb23674a95df6af74ff4ed1ac5ee15e5ef2ae90c11ebea831c8473 |
| Publication page | 44a4431145cbedec860523d72aa2537da0caf0db7dd3bafadd5fd54f95f7a630 |
| Manifest | e23389878eaf7f7d09e54e93903edda72cd483021e02dab6ad557b2a8639c183 |
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 | WgS4Q5c4VE6ZlsssjdVs7KcdZ7LGGWb5p6UdK+EiM7tW0BjBED+fAUI6lR/Tp7PV38mOPpqaolKOb79IIiRrCA== |
| 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
| 2026-09-17T16:41:59.777222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003observed 44a4431145cbedec860523d72aa2537d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:59.486356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/manifest.jsonobserved e23389878eaf7f7d09e54e93903edda7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:59.206994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/publication.mdobserved 2436fb25e2bb23674a95df6af74ff4ed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:58.895273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/publication.txtobserved b0d563e983338d18b5dcc2ef1468ca1c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:41.177207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003observed 44a4431145cbedec860523d72aa2537d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:41.158663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/manifest.jsonobserved e23389878eaf7f7d09e54e93903edda7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:41.140608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/publication.mdobserved 2436fb25e2bb23674a95df6af74ff4ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:41.122393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019003/publication.txtobserved b0d563e983338d18b5dcc2ef1468ca1c...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. |
|---|