OpenTechnical

OT-2026-000078724

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000078724) never changes.

Identity and time

Publication numberOT-2026-000078724 · never reused
Internal UUID01a0ae95-ccbc-7ff1-8563-bcb3060d2a8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078724
StatusPUBLIC

Content hashes

Canonical textbe6c2d01e1c32bb7340af1861f30afb893888e977f1dc93ea95c4247dc82fcde
Markdown9d76d91b0de809bd54a7477fb0462cb3b7df1bcae1a285dee37d2c567b9ee93b
PDF
Publication page9321837dd3abc42421fc88b6b16ef7173202bffd37cc6caef6fa0ce3a55cf21d
Manifest99eeb281d26ef7d69aa6a53036958e561674426c810dbacd408195c1c572c0b2

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
Signature82+MHl6Ma5wYydt+vVDM0oj2QiG+pS+OVZl3jcTy9hMfXgCZogNuMxW04yhHHr+DrrsNXRGbc9FJst24xTkLAA==
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

2026-09-17T10:05:20.292563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078724
observed 9321837dd3abc42421fc88b6b16ef717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.273620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078724/manifest.json
observed 99eeb281d26ef7d69aa6a53036958e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.255978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078724/publication.md
observed 9d76d91b0de809bd54a7477fb0462cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:20.215038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078724/publication.txt
observed be6c2d01e1c32bb7340af1861f30afb8...
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.