OpenTechnical

OT-2026-000083763

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000083763) never changes.

Identity and time

Publication numberOT-2026-000083763 · never reused
Internal UUID01a0ae98-0417-708c-89d2-1b78218fa9bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083763
StatusPUBLIC

Content hashes

Canonical text91ddc644fc381807c894fa5ee9459ceff2b007a262420790081a8cf38370094a
Markdown327f11d3b78ff9151e2426a7082dc6ca4c03b51098a196c8f42c189c458ce7e4
PDF
Publication pageedf4738dd1fc811a1f3909020f4649d6217abd6415926b5a2b33b569982c33f1
Manifest325af721243e98cea85573959fcadaca741730332191f1564a96b0db1005df0a

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
Signaturey9TYbLBlKujZy1KVjnsdljlHbRRVR7yRzJFEtt1oTGy7HwlIq2yYRB5uWcfM4sjW7izVvxzV3aXMGbNX3cnTDw==
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

2026-09-17T09:57:24.205316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083763
observed edf4738dd1fc811a1f3909020f4649d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.189602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083763/manifest.json
observed 325af721243e98cea85573959fcadaca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.172848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083763/publication.md
observed 327f11d3b78ff9151e2426a7082dc6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.157528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083763/publication.txt
observed 91ddc644fc381807c894fa5ee9459cef...
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.