OpenTechnical

OT-2026-000086010

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000086010) never changes.

Identity and time

Publication numberOT-2026-000086010 · never reused
Internal UUID01a0ae99-e82a-7230-b1f5-0091ce28567c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086010
StatusPUBLIC

Content hashes

Canonical text7f2cd3475b640953e379bf58161f554ebbe94fda3b990ae163fd42d5ce559d48
Markdown5ea0534951fab769c7a7afef63db59e6f100f1b3d3e93a9b1291aab82662b60d
PDF
Publication pageec0a4584a7f0fb4f4f3054773531c303ea4b73ee4d2ea681a36ac5d1a8b00cd3
Manifestc1705b3e4ef93f4cae9a0269a43b9512699de4ebecda4eab477f1c01260a36c9

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
Signature9ewtG78vX0Io9MGNp8ocMhqEA06PpKK5P/UiDG1ILiIqL52Z4HumzT0/roamIRDlauaYyjt7MCKY/ULEF3eQCw==
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

2026-09-17T09:52:59.819269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086010
observed ec0a4584a7f0fb4f4f3054773531c303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.803516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086010/manifest.json
observed c1705b3e4ef93f4cae9a0269a43b9512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.786369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086010/publication.md
observed 5ea0534951fab769c7a7afef63db59e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.769362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086010/publication.txt
observed 7f2cd3475b640953e379bf58161f554e...
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.