OT-2026-000044176
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000044176) never changes.
Identity and time
| Publication number | OT-2026-000044176 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d67b-77ef-9631-647b1c091035 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044176 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60ecb58dc7e2e2afa227c96150325bac76700f0cdac236d6525b91c809c0b65f |
|---|---|
| Markdown | 48ed24829e5b139dc773f536f6db8406ed861d479c2ce78a7ece2bb93274c479 |
| Publication page | 3994cacf91fe004d66812618e9b412be34035bb78d56b7e5fb997dec48a0ccfe |
| Manifest | 40fa838465081399dff2df0b9e5f94d87c6a334b2e3e841bc0284e4a0da51420 |
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 | 6LW2cDbKc2dTSqDEe9Rswxwjz/tjGCCJKtLlqAJg4syqObDGN5pjbX9c8ezi78dGrDD1oRKJMrQdSPqHftuNBA== |
| 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
| 2026-09-17T12:42:25.805232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176observed 3994cacf91fe004d66812618e9b412be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:25.489376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/manifest.jsonobserved 40fa838465081399dff2df0b9e5f94d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:25.287173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/publication.mdobserved 48ed24829e5b139dc773f536f6db8406...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:25.055306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/publication.txtobserved 60ecb58dc7e2e2afa227c96150325bac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:36.625437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176observed 3994cacf91fe004d66812618e9b412be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:36.606567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/manifest.jsonobserved 40fa838465081399dff2df0b9e5f94d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:36.588020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/publication.mdobserved 48ed24829e5b139dc773f536f6db8406...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:36.568332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044176/publication.txtobserved 60ecb58dc7e2e2afa227c96150325bac...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. |
|---|