OpenTechnical

OT-2026-000032124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000032124) never changes.

Identity and time

Publication numberOT-2026-000032124 · never reused
Internal UUID01a0ae74-f7a5-7163-8053-c4fa525a9f90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032124
StatusPUBLIC

Content hashes

Canonical texteb3508dc8edcf4079f192c01ed898af438a4916fa3a97c42d66379ca5874edcb
Markdownf72f782f9c2d4042bee9716306af6604267e5d6a02875fa547e4b64310ba059a
PDF
Publication paged59f539ab852255186a79519a11422f60c2ff6cbd412dfdd3c9f7469c867b6c0
Manifest655015d06c3cb1dbf86b34bf7d0bb285369be45a1a1ad72fdb702247220d8db7

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
SignatureBOJMmyQFkc7mAoAvBKvMEWeOhXPi7B3tXhKaQRLHFlUdUsRKZxnI7dmW5esk0hkz4gGE/EoUPAYh5d2hw9NvDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:26.471855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032124
observed d59f539ab852255186a79519a11422f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.451383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032124/manifest.json
observed 655015d06c3cb1dbf86b34bf7d0bb285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.431800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032124/publication.md
observed f72f782f9c2d4042bee9716306af6604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.412891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032124/publication.txt
observed eb3508dc8edcf4079f192c01ed898af4...
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.