OpenTechnical

OT-2026-000050263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000050263) never changes.

Identity and time

Publication numberOT-2026-000050263 · never reused
Internal UUID01a0ae82-5c46-7543-a7eb-6830e599697f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050263
StatusPUBLIC

Content hashes

Canonical text44cf5e04dfc5a05692c7e4bc0574a91b2a9e1522888f871631e81f206d1fb027
Markdownc8dfadb6c1084fb13ccef1a41f484a1b4dbca1f1dfd920a2dff89e41688cf3ac
PDF
Publication page14e5cbfb655719ef340d18f0a747d1a1185f0e395d6b2d97731db716796d1ed3
Manifesta5d468639f18f08182a010c568dacfafd036a76d5df3c5a652eacdfa38b0a5d2

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
SignatureIHBgrlp77KqgDiY6Y24ETwZqV42Y4yv63f+85vcfJL2r5u5jv/dFmqmE4O3Ev5Fz6B7MhjNr6m0kxsHvb+JfCg==
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

2026-09-17T11:01:15.817438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050263
observed 14e5cbfb655719ef340d18f0a747d1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.799334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050263/manifest.json
observed a5d468639f18f08182a010c568dacfaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.782212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050263/publication.md
observed c8dfadb6c1084fb13ccef1a41f484a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.766098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050263/publication.txt
observed 44cf5e04dfc5a05692c7e4bc0574a91b...
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.