OpenTechnical

OT-2026-000092311

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, 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-2026-000092311) never changes.

Identity and time

Publication numberOT-2026-000092311 · never reused
Internal UUID01a0ae9d-875b-7477-84fe-68b9b289f072 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092311
StatusPUBLIC

Content hashes

Canonical textc572eeea3fbdf3a79eb15b426363f1da8e6342aacfef7a39e0b9bbb91fe7a6df
Markdown17751832188f6e773452692b385afb2a6007f700415c92feccf5a4692b8ded1a
PDF
Publication pagec199eef0ff87dbb89ff228dace0567b9597e839d45360dbd497221ad811b5281
Manifest205ceeb7b6c50a9d0ad38cefc264a17918ed263063f89262500e955d998c83f1

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
SignatureDlkiUAyr731XM3UZdQLggWFNP8IgB6hBroVtXYX88lapF5Vv8Omo2boFVfQ+Cq7gKN0MVtHLCblrLsg5O5/tBA==
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

2026-09-17T09:41:51.281542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092311
observed c199eef0ff87dbb89ff228dace0567b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.265331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092311/manifest.json
observed 205ceeb7b6c50a9d0ad38cefc264a179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.246220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092311/publication.md
observed 17751832188f6e773452692b385afb2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.228683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092311/publication.txt
observed c572eeea3fbdf3a79eb15b426363f1da...
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.