OpenTechnical

OT-2026-000053796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053796) never changes.

Identity and time

Publication numberOT-2026-000053796 · never reused
Internal UUID01a0ae85-735d-7fc6-9954-438763212e05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053796
StatusPUBLIC

Content hashes

Canonical texta36d66a377cffafcbb47a2c0d444c4fe630d48570e7290040ea319318997c879
Markdown0fdefc76f619c9c1ce233f4818fa342c79f7bd8f7fff5f57bc2b54dd433f574e
PDF
Publication pagedc835304365dd3025bca71eefc88355f444b13ab9dc22b4f94261b01dd69d9e9
Manifest3b36dd41cbfd7d0b130e54d34485c41632de43638320401734c55e2010f18c02

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
SignaturegFV4QGlcbE9l0jCuu6Gn8pevIxdjtkfNPcYL9jK+MGt4w5Idt3+o563Dc8/DJhfuTZqPmjUqgLZ94Hb9TeyFAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:29.764997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053796
observed dc835304365dd3025bca71eefc88355f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.746446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053796/manifest.json
observed 3b36dd41cbfd7d0b130e54d34485c416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.725749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053796/publication.md
observed 0fdefc76f619c9c1ce233f4818fa342c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.598346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053796/publication.txt
observed a36d66a377cffafcbb47a2c0d444c4fe...
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.