OT-2026-000049740
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000049740) never changes.
Identity and time
| Publication number | OT-2026-000049740 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-703b-afdd-e2605f9a4496 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d5860e7406bf8f8d32734c0cf485b806590aa8b911b1b1ec6af645922746364 |
|---|---|
| Markdown | 8d1d9fac85758ed62e608a253c3ef3d02fb7f8768901dc16441da886558b3c8f |
| Publication page | 5bad5bb181ba36510ee84766e93d0105a9a14335d259f94d273acb02afd83312 |
| Manifest | 3db2ccfaaef34043fc36750acc0da699f3f9fb28e53354130c12ec68c605bcdf |
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 | VYhTFg9HxLqIYL2+hLRsXSCHs7QJzPE/5OzC2mAt7H1Rsg5hgC+usmBDJXU/BayLkSDRo30/Qu1Sg5Ysy2vMCQ== |
| 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
| 2026-09-17T11:02:45.982219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049740observed 5bad5bb181ba36510ee84766e93d0105...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:45.961976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049740/manifest.jsonobserved 3db2ccfaaef34043fc36750acc0da699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:45.941413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049740/publication.mdobserved 8d1d9fac85758ed62e608a253c3ef3d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:45.919637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049740/publication.txtobserved 1d5860e7406bf8f8d32734c0cf485b80...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. |
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