OpenTechnical

OT-2026-000092010

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000092010) never changes.

Identity and time

Publication numberOT-2026-000092010 · never reused
Internal UUID01a0ae9d-43bc-7751-946e-1200096f93eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092010
StatusPUBLIC

Content hashes

Canonical text15676d1af5bf3130972cdb3400d272e5a02f5189a8a29553acea95e0d519ab71
Markdown2b7de36da48761fe655108046ab70f4ba81880b1d928041242eb3439d9342a5a
PDF
Publication page7271878a852a6508bb3837d71109c9bdc2af166b8a6338f46dd56dfaacbbe5ec
Manifestd806608cc3e07713602d8d8e8197a43a8e4b7050de8fcc54bbce098b7efbcb04

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
SignaturepqTXOPDBWWG7Io+hdI0YJXdUEPX4QikvYY/8EAbFenJVe7+fqIusPXtMscCX8a/GqeKIPKlLFoSDLtECWc+qCg==
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

2026-09-17T09:43:02.126693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092010
observed 7271878a852a6508bb3837d71109c9bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:02.080279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092010/manifest.json
observed d806608cc3e07713602d8d8e8197a43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:02.000070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092010/publication.md
observed 2b7de36da48761fe655108046ab70f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:01.934895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092010/publication.txt
observed 15676d1af5bf3130972cdb3400d272e5...
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.