OT-2026-000048147
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000048147) never changes.
Identity and time
| Publication number | OT-2026-000048147 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de1-7047-bf29-31a2d7622dd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07b65de480f5f5cdde6fa0104ab5c09ab6c77f6246b39db0831aad061dcbf514 |
|---|---|
| Markdown | 77d3f7af9eec751c591860e3757589df54233fbd0351b0e29e85a23dc574877b |
| Publication page | bacf163cebdd338c6864c56aa226e829c843622ebf9d86d983181a8ed8f72f50 |
| Manifest | 1f0fe05b94cff0982e7cd64c2cb7ae584d8623b088970a14fca4e3baae239911 |
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 | 2OO8yW7ykX10zIfYNTnzHqPjUKfiDc8UGZoF1YEi036HMSv4Kqtgc0dRli9vj82R7FPtFhkGfBE5yFXRR+/VDA== |
| 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
| 2026-09-17T11:04:40.314365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048147observed bacf163cebdd338c6864c56aa226e829...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:40.294858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048147/manifest.jsonobserved 1f0fe05b94cff0982e7cd64c2cb7ae58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:40.276773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048147/publication.mdobserved 77d3f7af9eec751c591860e3757589df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:40.257475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048147/publication.txtobserved 07b65de480f5f5cdde6fa0104ab5c09a...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. |
|---|