OpenTechnical

OT-2026-000038673

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000038673) never changes.

Identity and time

Publication numberOT-2026-000038673 · never reused
Internal UUID01a0ae78-769e-7729-a725-0fcc2c4e6f2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038673
StatusPUBLIC

Content hashes

Canonical text557c15a2c6714d2ddfb212573fe38f71f8ec198a467c65ff67130693a8e0936f
Markdownb78536cf0cefd975ccc1a10c387202bcf5342c4cb0a2d0fdf9a1650e2e4e4454
PDF
Publication page858305b37e669e7df442f7a564dfee203696eff2b4ca5906141827d1c520a96a
Manifestb7e66c007642711b7a2becc44355bd2d87ff59a4e0bf16b0583960bbc14854d1

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
SignatureZEaty467/ZaR+jAikTD/2M+aGu9uggphFkgz1p9XRNUvt6vdrRv+dFHAdRTR1Jh+Q3Qzb07L2dRrit39KP9ZDg==
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

2026-09-17T11:21:08.289658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038673
observed 858305b37e669e7df442f7a564dfee20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:08.272764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038673/manifest.json
observed b7e66c007642711b7a2becc44355bd2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:08.256274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038673/publication.md
observed b78536cf0cefd975ccc1a10c387202bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:08.236883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038673/publication.txt
observed 557c15a2c6714d2ddfb212573fe38f71...
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.