OpenTechnical

OT-2026-000038158

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038158) never changes.

Identity and time

Publication numberOT-2026-000038158 · never reused
Internal UUID01a0ae77-f88c-7b93-83cf-ffba7acce126 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038158
StatusPUBLIC

Content hashes

Canonical text3a6984eb0ca1ec24d4253ce7bb2ce72a3482a518dcc3aa93a1f150510c31a650
Markdown9f12919d32f92cd08d85e3185ddcdc9df0f5b08f65c132cb7f937ccd55935775
PDF
Publication pageceaf13acf6f11465143891c4d91bdba8eea288211f12885ca16ea5a65ba482ca
Manifest60783a7ac4e10b2752620a7f2a32322d7b399b50f2f656615d8c0a47046a5d03

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
Signaturep4/WP3VIskA9FMAwz/nd7T3gEjIU7vwgs6lczQXOSP9TMmsQgWOs0t0l90zqFr3fsI2wQyhBJXXCbn1H4ebBAw==
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

2026-09-17T11:23:30.566140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038158
observed ceaf13acf6f11465143891c4d91bdba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.548785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038158/manifest.json
observed 60783a7ac4e10b2752620a7f2a32322d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.532104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038158/publication.md
observed 9f12919d32f92cd08d85e3185ddcdc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.514561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038158/publication.txt
observed 3a6984eb0ca1ec24d4253ce7bb2ce72a...
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.