OpenTechnical

OT-2026-000058915

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000058915) never changes.

Identity and time

Publication numberOT-2026-000058915 · never reused
Internal UUID01a0ae89-479f-731f-b472-04d6621b504e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058915
StatusPUBLIC

Content hashes

Canonical text052a33473b83e908bf71828277e7ec6e1b0864f6c338f7102ffc628018715962
Markdown43e2dc17d08936538bee14f15872d78f0e43f7c691ed2d4bb52a218d87444c30
PDF
Publication page8c5cd609a91f93a8920d746b8c94b27e53fb5e7ed4d1de1497810170411856d8
Manifest4eec5d332e267e7039b16744be1f428373b267e4901549a371b148173c80b6be

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
SignatureDQzsch8pjBY0eFMZg1TCKRpmlPWF5HLYLTPq95rVbeDwALGNlvJveESlQK8y2njRq+o5hiLTUmU34EOHclEeDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:28.161367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058915
observed 8c5cd609a91f93a8920d746b8c94b27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.142274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058915/manifest.json
observed 4eec5d332e267e7039b16744be1f4283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.107450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058915/publication.md
observed 43e2dc17d08936538bee14f15872d78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.075095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058915/publication.txt
observed 052a33473b83e908bf71828277e7ec6e...
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.