OpenTechnical

OT-2026-000063703

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000063703) never changes.

Identity and time

Publication numberOT-2026-000063703 · never reused
Internal UUID01a0ae8c-f946-7631-87bf-cdb5aefc10d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063703
StatusPUBLIC

Content hashes

Canonical textb87fa6f78873356da967c1e13fb09d25f3b271ea3d7873415e552af40d3ecc67
Markdownbf107b6037cce02f22146d5948b715eddb9d4f950de9facc28271972e83e8b18
PDF
Publication page4709d5953548f07e46e31c07efb618019b2bae3ccce07633b0f869069c095cbf
Manifest289768a4339ae9fb51dfa40d54e37b4f508103b049477af153fa58a1da6905ec

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
SignatureVNQ3+/GiV9w9LZBPG/1UWgV8xii0tSun/UYnPDMzOomz8ux65yUBiPSrxxYlRc1GE/IJ1gWJhyRYka83yDRxBQ==
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

2026-09-17T10:37:49.526951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063703
observed 4709d5953548f07e46e31c07efb61801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.508661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063703/manifest.json
observed 289768a4339ae9fb51dfa40d54e37b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.489474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063703/publication.md
observed bf107b6037cce02f22146d5948b715ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.469764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063703/publication.txt
observed b87fa6f78873356da967c1e13fb09d25...
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.