OT-2026-000029356
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000029356) never changes.
Identity and time
| Publication number | OT-2026-000029356 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-7790-b7c8-b642534d4522 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029356 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23f6d2afdccd96dbbb12d6378ce56ec16bfa13eecb1831dbb81d197a058e06e8 |
|---|---|
| Markdown | 9538b8955a0f003776760c7a8b01c299bd38515444e348e517a12c1f76c2e1cf |
| Publication page | 8f3cca66373131b8e78fa12f9ab279792fab3ec0edef6c9c94255800ce16ebdf |
| Manifest | 30e192497dfc24640396d2d5077fe020efd90fdbf8637b8590e308a845ee5baf |
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 | mFWPNhGaFZR26uKZQtxmRcbbSMd8TtZKyvu5rRCy+NVaB5abzzyh9klfLsdi5jsaemcs+cu2mrFvBN4ddqahBw== |
| 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
| 2026-09-17T11:38:54.822220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029356observed 8f3cca66373131b8e78fa12f9ab27979...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:54.804940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029356/manifest.jsonobserved 30e192497dfc24640396d2d5077fe020...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:54.787555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029356/publication.mdobserved 9538b8955a0f003776760c7a8b01c299...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:54.770817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029356/publication.txtobserved 23f6d2afdccd96dbbb12d6378ce56ec1...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. |
|---|