OpenTechnical

OT-2026-000037273

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000037273) never changes.

Identity and time

Publication numberOT-2026-000037273 · never reused
Internal UUID01a0ae77-b8cc-768b-9a0c-15f560b0c213 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037273
StatusPUBLIC

Content hashes

Canonical textd053d9165731a2717e06392fc769aa600e8df872619e2bfc472661120a8fe0ba
Markdownc22833a95f20c89609a5f9b404f915fca461b7b3fa7706fb67cb85cd69bc1da1
PDF
Publication pageb9858913066e1bd6e5e0644d4677f9c8593a61ebb99fee476f352d58b077c3b3
Manifestb5d272dab6ceec125fea463650becdfe04549168421d1bfdb64772f636f1ea29

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
Signature7Ta8OEVL87THNz/6cuqm6VWFX0xE0tACle04m9J+npE5kulxI/dmyH0kGKeEIvuluVGkI1v7XPZkdslVrebpBw==
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

2026-09-17T11:23:32.285116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037273
observed b9858913066e1bd6e5e0644d4677f9c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.268277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037273/manifest.json
observed b5d272dab6ceec125fea463650becdfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.248877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037273/publication.md
observed c22833a95f20c89609a5f9b404f915fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.229879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037273/publication.txt
observed d053d9165731a2717e06392fc769aa60...
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.