OT-2026-000031869
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000031869) never changes.
Identity and time
| Publication number | OT-2026-000031869 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-77a3-962f-b75da2de1e12 · 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-2026-000031869 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83db995e01d8db719f8cb3030faabf187575473eef2ed57c911c6d816d901f86 |
|---|---|
| Markdown | 52bf9c03a6f9409f0fb8965f5e1d9a260e5b09642c951cc2d97f8c51d722f27f |
| Publication page | 488878204f6013b2c2b5e0440b788acfa6aec32cf88fcf2ca8f479a862a875d7 |
| Manifest | dfe16a0f6a45228076ae0ffab05550f74794f5e628e55d0cdb7d7b281bbfe8d1 |
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 | rD6G2wbrhOVYwTlW++KhI6AaX+Yau5jFo2UfkbjSKEnlNZygaunuYEPEauwFODHNGKI62AgggKnHzsHKsgLbBw== |
| 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
| 2026-09-17T11:35:07.817175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031869observed 488878204f6013b2c2b5e0440b788acf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:07.800188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031869/manifest.jsonobserved dfe16a0f6a45228076ae0ffab05550f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:07.781214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031869/publication.mdobserved 52bf9c03a6f9409f0fb8965f5e1d9a26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:07.762320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031869/publication.txtobserved 83db995e01d8db719f8cb3030faabf18...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. |
|---|