OpenTechnical

OT-2026-000069404

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000069404) never changes.

Identity and time

Publication numberOT-2026-000069404 · never reused
Internal UUID01a0ae90-b529-7c78-bee6-41f4d3664b9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069404
StatusPUBLIC

Content hashes

Canonical text80080498cfbcde2beab921018a51b3fb2614c6b0bee5b96c80b1a3faac75fe0e
Markdown0e044db72b4535886f60a43748e5202a2086bd04970907cdb814aa8a6637a9ae
PDF
Publication page85b959a316faf5571744cb1e172a3fd4d6385d1f28780ac3a2f8277572ca64c3
Manifest51fe73bdb1bb45c6467a64505e30915e6799e1f2f11b8f0f030e4ecf1a0d462f

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
Signature3263bLjc9CXcj3SlIWuHrcKfaM9n/I/H8/uux+fXuzOCQ/ZC9+nkOQH0vVxft5mWZiHReWx4XcPUFTySZS4RAQ==
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

2026-09-17T10:30:19.965481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404
observed 85b959a316faf5571744cb1e172a3fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.946818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/manifest.json
observed 51fe73bdb1bb45c6467a64505e30915e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.875995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/publication.md
observed 0e044db72b4535886f60a43748e5202a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.816932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/publication.txt
observed 80080498cfbcde2beab921018a51b3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.313660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404
observed 85b959a316faf5571744cb1e172a3fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.273978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/manifest.json
observed 51fe73bdb1bb45c6467a64505e30915e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.255776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/publication.md
observed 0e044db72b4535886f60a43748e5202a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.190591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069404/publication.txt
observed 80080498cfbcde2beab921018a51b3fb...
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.