OpenTechnical

OT-2026-000022098

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two 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-2026-000022098) never changes.

Identity and time

Publication numberOT-2026-000022098 · never reused
Internal UUID01a0ae6f-bb5c-7702-ae9a-b852dd2aaaa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022098
StatusPUBLIC

Content hashes

Canonical text8321ec371fa462e2d550585f8ea29a68a4a6b405a8d4c0b4d336c35071b90792
Markdown71d7cdcb16726aef837653e6c6d68c65666ae2d72e56e9f7cbcf69d1403ea328
PDF
Publication page9f7abe1472b83863bfe6e8014b1098750228de215550a6fd4628fc8019be9f77
Manifest7309f9243fe80bc3c4d7c9ee4530e223cc0259902b191d04aab2727c313b4e71

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
SignatureJw2WJh0HdDe4rZWS0Sivn0qY1chzwOndc/3q7JsKqAnGYTCG+XzJXdZbiMJh4jDE8KWhIEJsEka42uTCiDv4Aw==
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

2026-09-17T11:54:47.844220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022098
observed 9f7abe1472b83863bfe6e8014b109875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.822679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022098/manifest.json
observed 7309f9243fe80bc3c4d7c9ee4530e223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.802116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022098/publication.md
observed 71d7cdcb16726aef837653e6c6d68c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.784389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022098/publication.txt
observed 8321ec371fa462e2d550585f8ea29a68...
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.