OT-2026-000031215
Publication integrity record
Foam pad vacuum gripper, three zone face, three 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-2026-000031215) never changes.
Identity and time
| Publication number | OT-2026-000031215 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7c1c-9ee7-006b4b9f6fe2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031215 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45527921ec67d1c91608e2bc32b39bcd8df1e9b14041ace3b5abc84b6ade595c |
|---|---|
| Markdown | b735891b3889e4107f790e9f04e189578d523b23f9fe7830a18dde83f8d2f787 |
| Publication page | 42d4deec5a5f1b745c0e0b20c53bcfd1fab2babcff0fef014757f3efb98660a9 |
| Manifest | 601a55b7c1c70759f2ebf51bcdbc312b27ee1810d624d96c030fc36dff1833e8 |
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 | SkguLD9LcQPVk+JCN5B16QMtUCQEuWgLZovvKEWUhS9s2MLrmmcclzwIOtE92/KZdODIAH73itTD9qHRNPWVBA== |
| 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
| 2026-09-17T11:35:46.844117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031215observed 42d4deec5a5f1b745c0e0b20c53bcfd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:46.826509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031215/manifest.jsonobserved 601a55b7c1c70759f2ebf51bcdbc312b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:46.806822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031215/publication.mdobserved b735891b3889e4107f790e9f04e18957...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:46.786700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031215/publication.txtobserved 45527921ec67d1c91608e2bc32b39bcd...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. |
|---|