OT-2026-000042412
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000042412) never changes.
Identity and time
| Publication number | OT-2026-000042412 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-769c-9ecc-cee14399d07e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042412 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83296ef8e7e0fbd9f867b1a8cf2a3e3a44aa5652319515ef367d005d8b9af32d |
|---|---|
| Markdown | 6cedd4e600b6d845dcd4cd392756e64c55c59b152f82e755ccc873fc074e6838 |
| Publication page | 4edf1c72b275ad20bb67bb2ad1ca5db259b1273a84ec8fdb2e35fc78924fe574 |
| Manifest | bebb4dd6f3f8c470f42abe08299417c13a903d1059003c8a1dcbdc17151d45ab |
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 | Z3PfTUT3VKCfHPQhucDFYsYEcy4Kr458rGNR7MYT5ImdOr3jvF04wTYd0pPguDYD3kh7QbDstAYpwCSnvaC2Cg== |
| 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
| 2026-09-17T11:16:12.577023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042412observed 4edf1c72b275ad20bb67bb2ad1ca5db2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:12.560787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042412/manifest.jsonobserved bebb4dd6f3f8c470f42abe08299417c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:12.539254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042412/publication.mdobserved 6cedd4e600b6d845dcd4cd392756e64c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:12.517047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042412/publication.txtobserved 83296ef8e7e0fbd9f867b1a8cf2a3e3a...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. |
|---|