OT-2026-000031389
Publication integrity record
Six cup vacuum gripper, six outlet manifold, 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-2026-000031389) never changes.
Identity and time
| Publication number | OT-2026-000031389 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-7f14-b53c-5ac5d585d276 · 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-2026-000031389 |
| Status | PUBLIC |
Content hashes
| Canonical text | cab333c5440cc28252e6d3ed489ebaca537c6cef8b54e090370d8778afa9f5d2 |
|---|---|
| Markdown | fc858e6d52f1b52e5695823718e97f0942bbc6f2a1391e3942b61f5951418ced |
| Publication page | 26e2141d3404523568bd2ff59379cc3384915ade9b81f52aa82abaaa78fb0000 |
| Manifest | fb107d030033d0ca26e3fafa50b3b9752e3ade035e36cd956d14a0fc83743fb1 |
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 | w6tMcD0Q1uIpev7yIT4iLjtCuNAi7ilhlr8u0pG+9bpNEB0bNOT4O9zePoT4Dhri2uId7F8oVPOyO9ZG/PMVBQ== |
| 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
| 2026-09-17T11:36:05.923276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031389observed 26e2141d3404523568bd2ff59379cc33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:05.905396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031389/manifest.jsonobserved fb107d030033d0ca26e3fafa50b3b975...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:05.885858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031389/publication.mdobserved fc858e6d52f1b52e5695823718e97f09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:05.867101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031389/publication.txtobserved cab333c5440cc28252e6d3ed489ebaca...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. |
|---|