OT-2026-000029294
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000029294) never changes.
Identity and time
| Publication number | OT-2026-000029294 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-7135-bed5-89f831f7ff42 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029294 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4f509a7ffbb4dbd17bcfccf30dde92f238375397a176da1d1e3be83772d9442 |
|---|---|
| Markdown | a71a931bd83566ed4b9bf34df6f24914e875cf6249f498cafaa161d352f40867 |
| Publication page | 5b8defb498539c886df715c351902b930665541b6da466b01ed95bcecc840184 |
| Manifest | d36deda352b2d4af3f77554dc52afabe09aa3b7c5ab2eca5204d5010dfe7ee7e |
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 | ypx1CZaNWRdTqbFoXA6P/0QyaJs2pDi2Q5ZJ8/WojWYLQaRlgtMkWcUjIGObUuWDYNkzczPNth9INinNCHtuCA== |
| 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
| 2026-10-12T00:41:05.851140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294observed 5b8defb498539c886df715c351902b93...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T00:41:05.568606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/manifest.jsonobserved d36deda352b2d4af3f77554dc52afabe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:05.307725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/publication.mdobserved a71a931bd83566ed4b9bf34df6f24914...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:05.094627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/publication.txtobserved c4f509a7ffbb4dbd17bcfccf30dde92f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:23:12.069777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294observed 5b8defb498539c886df715c351902b93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:23:12.046170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/manifest.jsonobserved d36deda352b2d4af3f77554dc52afabe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:23:12.028189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/publication.mdobserved a71a931bd83566ed4b9bf34df6f24914...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:23:12.008307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029294/publication.txtobserved c4f509a7ffbb4dbd17bcfccf30dde92f...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 |
|---|