OpenTechnical

OT-2026-000095378

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000095378) never changes.

Identity and time

Publication numberOT-2026-000095378 · never reused
Internal UUID01a0ae9f-8f72-720d-97cb-abb63ffce367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095378
StatusPUBLIC

Content hashes

Canonical text6c56fcf373e020694d0d065a522622807a38766189a6e54ed8c5c1256e1a21b6
Markdown2fc01bd6bb4027c9f127ccd57d450cbd47e0383a766a5050b101785240c9ddac
PDF
Publication page8b251f52546146a471837f72d1adbdd3ab8d9aa15d95c368a47c6385d229a7a0
Manifesteee5f0d6b3b44cf888ef0f3653962ec28bf2fe538fb2b315e594d9f54ceff09d

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
SignatureP0zY/D6o6BuhMy9GHwl+meAQ3YqQ4un/YcVutHMfkN74dUT01zYX3tr/D2aRbqEYdRKxdbFasXgATDICn23YBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:44.838584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095378
observed 8b251f52546146a471837f72d1adbdd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.820606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095378/manifest.json
observed eee5f0d6b3b44cf888ef0f3653962ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.802985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095378/publication.md
observed 2fc01bd6bb4027c9f127ccd57d450cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.785139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095378/publication.txt
observed 6c56fcf373e020694d0d065a52262280...
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.