OT-2026-000029923
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000029923) never changes.
Identity and time
| Publication number | OT-2026-000029923 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7005-a73d-ae0564591222 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029923 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5173ab54738ccbafcef4446e9f315dd69df309f49b9062a0f91cf98da3e97617 |
|---|---|
| Markdown | 19fe87715755b4dcaad205494de466ceb039826be419e2cfcfc8f0f83f40ebba |
| Publication page | c7fb655bc90ff10cf90e5e10e0beb3d8a008fb5bc3e9337749157b910ac9cb65 |
| Manifest | b0562e216cee973cfdd5064a1c89e9fa2dc8b3b86116785a61274486005cbd6a |
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 | vQmb2Ivm2NQmAHcdTg/th4mKNhXOw1O5u2cRceZBUtfZgaH02oKXLUjOQvaDGtrQASzcv8qRs31Sf/6NydwkDw== |
| 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
| 2026-09-17T12:42:08.465385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923observed c7fb655bc90ff10cf90e5e10e0beb3d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:08.157316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/manifest.jsonobserved b0562e216cee973cfdd5064a1c89e9fa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:07.719185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/publication.mdobserved 19fe87715755b4dcaad205494de466ce...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:07.497480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/publication.txtobserved 5173ab54738ccbafcef4446e9f315dd6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.879570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923observed c7fb655bc90ff10cf90e5e10e0beb3d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.863438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/manifest.jsonobserved b0562e216cee973cfdd5064a1c89e9fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.848878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/publication.mdobserved 19fe87715755b4dcaad205494de466ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.831749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029923/publication.txtobserved 5173ab54738ccbafcef4446e9f315dd6...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. |
|---|