OT-2026-000009898
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000009898) never changes.
Identity and time
| Publication number | OT-2026-000009898 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb78-7b4a-baa6-1ef5dc44443c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009898 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42d773d9955d5ba056c03daec85fab64b86ff984de72f719f9c0ce01aeaa9920 |
|---|---|
| Markdown | cd49aca552fb177093c8639426d65f2b6beeeeb09aa73524802c214ca704a318 |
| Publication page | f637a61a128359faef57f9c19ada2f9b0dce854a6221b269b4efac31d8633684 |
| Manifest | ae4d203dc186f27e9446ff725a35f51dc41cd7ebfca1ede688d2971461601a01 |
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 | S7wSu+XW2lmDROY7Gjz1WXFSNGWdTuEdiMHGXV21w2GUS31ROJ06InjA2tWrndNxNcJ7zlw6wL7rMlR9E+GyAg== |
| 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
| 2026-10-23T04:41:27.861868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898observed f637a61a128359faef57f9c19ada2f9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:41:27.785970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/manifest.jsonobserved ae4d203dc186f27e9446ff725a35f51d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:27.707186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/publication.mdobserved cd49aca552fb177093c8639426d65f2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:27.611600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/publication.txtobserved 42d773d9955d5ba056c03daec85fab64...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:54.665627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898observed f637a61a128359faef57f9c19ada2f9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:54.648373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/manifest.jsonobserved ae4d203dc186f27e9446ff725a35f51d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:54.629093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/publication.mdobserved cd49aca552fb177093c8639426d65f2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:54.609295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009898/publication.txtobserved 42d773d9955d5ba056c03daec85fab64...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|