OpenTechnical

OT-2026-000034967

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-2026-000034967) never changes.

Identity and time

Publication numberOT-2026-000034967 · never reused
Internal UUID01a0ae76-6a1b-7e99-a8d7-bb01acad2fc4 · 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-2026-000034967
StatusPUBLIC

Content hashes

Canonical text78bf75601c9e2deca7df7203f4e2f5e838f41f28f8d18b7d79557b36466f69db
Markdownbd030070adcac27653d6756651de56bc235217c969b9ea3ca14c0a1cf6cae881
PDF
Publication page4c96d16d8554b4162558418f46843cfb190e595d02f873c7536573e2fcbbbdc8
Manifest939e0afd043be154391daa6531cb6f73cfa819211e1d789a96b0c05846bd0cec

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
SignaturehAUmOfW7GinWZggJuLNI/Y5LWPLLpvaFNyabFAbCh6DPAjI5IbhPaLc29pn2oBEErv4WWE1pUtHltGTmXW4HDA==
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

2026-09-17T11:27:53.752154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034967
observed 4c96d16d8554b4162558418f46843cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.734172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034967/manifest.json
observed 939e0afd043be154391daa6531cb6f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.714910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034967/publication.md
observed bd030070adcac27653d6756651de56bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.695780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034967/publication.txt
observed 78bf75601c9e2deca7df7203f4e2f5e8...
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.