OpenTechnical

OT-2026-000024605

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000024605) never changes.

Identity and time

Publication numberOT-2026-000024605 · never reused
Internal UUID01a0ae71-2725-7e2f-9948-9f9fbf0cc58a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024605
StatusPUBLIC

Content hashes

Canonical textc923e835222c105fcde5759bea4ebea79a414a0bb73fd724b485cefd21c3db4b
Markdowncade230ac7cfebbe959d5c9e5de7ab43c2470841a73418d695630f75ed554706
PDF
Publication page03d7b355eff52bd603f7e9e3b6bad3649a48e235a2dce22bea53f30dece7ab8d
Manifestdba23f6d3bdeda6ef66c3800b7d58aaa6bc456a0085498ffb56ca8068ddd697a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturewDtbjwAducq1Bq1hggMxPxGpjn8Zpd0cgS0j/T2xlYFFeMfsZQ3c1xxBz8xNrYx04ipliayzjEjGpXBR20JsAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:47:47.284795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024605
observed 03d7b355eff52bd603f7e9e3b6bad364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:47.262602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024605/manifest.json
observed dba23f6d3bdeda6ef66c3800b7d58aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:47.240537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024605/publication.md
observed cade230ac7cfebbe959d5c9e5de7ab43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:47.221244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024605/publication.txt
observed c923e835222c105fcde5759bea4ebea7...
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 archivePending 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 packagePending Custody packages are produced weekly.