OpenTechnical

OT-2026-000086852

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, sustained 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-2026-000086852) never changes.

Identity and time

Publication numberOT-2026-000086852 · never reused
Internal UUID01a0ae9a-80a4-77d3-a9bb-1b5449b6aabd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086852
StatusPUBLIC

Content hashes

Canonical textc3a45813cf343aa7bc8e987262a4aed20f1c470983e04bf905ee2e81bf6e32b1
Markdown040a988d2a21fe6e1d524b76065dd5eabdd440b77472ea95a232dc3fdeef40c8
PDF
Publication page53b796fa5077fa15fda7492a9a3c7b984146efb503596067134ed4c2721e96b2
Manifest49a574f32639292320ed41afa04dcca99b8df272626ee9ab31fa87c263ee659b

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
SignaturexqyQS+SlHg/72KNySddMEXTrIuEGptIecbpxHQE9zHHSRIOeqoYKgCPRVW9lcncpIrVeCP3kHLUPhI7SFN5BBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:41.224389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086852
observed 53b796fa5077fa15fda7492a9a3c7b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.206163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086852/manifest.json
observed 49a574f32639292320ed41afa04dcca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.185883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086852/publication.md
observed 040a988d2a21fe6e1d524b76065dd5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.168164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086852/publication.txt
observed c3a45813cf343aa7bc8e987262a4aed2...
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.