OT-2026-000031874
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000031874) never changes.
Identity and time
| Publication number | OT-2026-000031874 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7f81-baf3-c49ddc2e30f0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031874 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa4dd9dd9ac09229611e938232e10ca39b3f5e980151a19f6bf7fe1ef1cf5036 |
|---|---|
| Markdown | a87304b826ccb8e36eb378b203821faecf90503c84f5e36db690da61f536e9ae |
| Publication page | 8d9906a256c79c1be25c815261257aa9f2cdb2e6315272fc8dcf31d5c513aa00 |
| Manifest | cfdf664046dd93bc11281dc7ae5ee05f9ceb71b402a3ecc4c23ecce5538aadc5 |
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 | V5gZtuNbUrpb9qWFm3bIFEAwDC3mJLPapcgBVP1h6EK35W35D7EX7Ro7HEZF0A3YKpWU3Tc6I0wZQDl3XF8+BA== |
| 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
| 2026-09-17T11:35:08.188258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031874observed 8d9906a256c79c1be25c815261257aa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:08.170524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031874/manifest.jsonobserved cfdf664046dd93bc11281dc7ae5ee05f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.152201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031874/publication.mdobserved a87304b826ccb8e36eb378b203821fae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.133544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031874/publication.txtobserved aa4dd9dd9ac09229611e938232e10ca3...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. |
|---|