OpenTechnical

OT-2026-000095389

Publication integrity record

Three 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-2026-000095389) never changes.

Identity and time

Publication numberOT-2026-000095389 · never reused
Internal UUID01a0ae9f-8f72-7433-aa88-d02cf757b3fb · 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-2026-000095389
StatusPUBLIC

Content hashes

Canonical textc8c427ff60f4952b96cd977581dd4102876e89d682b3daeacb32223013ff5752
Markdownd6d412a3317cbb04fd5a5d97a4a216490d7e72c02db1dc5e07bc24f8f28afe5b
PDF
Publication pageae6d0b3ac5febccfdaa09fcc004dae386405900c6d51c7c6e5b37c9ed64c6cb7
Manifeste904d8708de5cd2364af744ff4869785a5321ef4d0c44f7fa4cbe2b4dac6fcf3

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
Signaturei0jfRykYnAKhziwVlXrmM9pjYWBS2AF5WFt4ZPBBA8YsWbtJyiW8Aba/elB8bjirrq/Ug9YgX7hMQrP/yrhnAg==
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

2026-09-17T09:36:45.702601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095389
observed ae6d0b3ac5febccfdaa09fcc004dae38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:45.683355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095389/manifest.json
observed e904d8708de5cd2364af744ff4869785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:45.665806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095389/publication.md
observed d6d412a3317cbb04fd5a5d97a4a21649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:45.647143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095389/publication.txt
observed c8c427ff60f4952b96cd977581dd4102...
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.