OpenTechnical

OT-2026-000034963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000034963) never changes.

Identity and time

Publication numberOT-2026-000034963 · never reused
Internal UUID01a0ae76-6a1b-7429-ac7f-936568ed6973 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034963
StatusPUBLIC

Content hashes

Canonical texte5e4f50b3ce89884f51c26f8d01b50c3a2ceb90082cc1f10d6db9a4017e7ee4d
Markdown2520ba69cc1b70c0f6bb64f66417825a708e2c59be31610cb5393c0862f0a369
PDF
Publication page8ab731dc04ab408682c5d4e583c2bd632c9afe4cab013b3132cf9bc5c6bc5a7e
Manifest7932ddc904ee2d3759ac32e11d176246e20e28a840902e1b2f16894a6eeeaad7

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
SignaturesJXHSLiUiJk8lKHVV0L0A+pLAHoF7eScl7jRM1Gd4Pok5jH7C8efHm39Ip2oywGH4fuwys8Ia0Yrff32nQSDAg==
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

2026-09-17T11:27:53.429443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034963
observed 8ab731dc04ab408682c5d4e583c2bd63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.411633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034963/manifest.json
observed 7932ddc904ee2d3759ac32e11d176246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.393608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034963/publication.md
observed 2520ba69cc1b70c0f6bb64f66417825a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.377868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034963/publication.txt
observed e5e4f50b3ce89884f51c26f8d01b50c3...
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.