OpenTechnical

OT-2026-000051559

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000051559) never changes.

Identity and time

Publication numberOT-2026-000051559 · never reused
Internal UUID01a0ae83-7c81-7b84-b0f4-e26a2694be9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051559
StatusPUBLIC

Content hashes

Canonical texta872c6d1faca3bf5f5e8c2921c5a0ab6c7b8da435d81e39a2a0f3f7b6be69d42
Markdown1cf630b2327e32b4938d71376c8da409d1628b2ce8a34d159a618d964a2741c5
PDF
Publication paged8362b77cb353f5e1acb46a11c3e7f351693f2a5e5ad7ab4020d9b15f173945b
Manifest4d8e13e29a8b8c855e0d61220de9fbc3f8842d93b6e25978dfc021c60e8bceae

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
SignaturefxZ//3KtbrdZ5ExYSrQ4lHH0z3BcS9jihSoNfdvq6JFEjt9jWb0tu7XJFMh3XjhjmdC60gz/97dMAgCqIcH4AQ==
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

2026-09-17T10:58:23.767560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051559
observed d8362b77cb353f5e1acb46a11c3e7f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.749762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051559/manifest.json
observed 4d8e13e29a8b8c855e0d61220de9fbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.730785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051559/publication.md
observed 1cf630b2327e32b4938d71376c8da409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.712059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051559/publication.txt
observed a872c6d1faca3bf5f5e8c2921c5a0ab6...
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.