OpenTechnical

OT-2026-000089024

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000089024) never changes.

Identity and time

Publication numberOT-2026-000089024 · never reused
Internal UUID01a0ae9b-8f12-7bfc-a13c-1b431a60b468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089024
StatusPUBLIC

Content hashes

Canonical text11d423cf0392d1ccf38cb86e34f038f94741c49b2322b2f22a3b7f0db43a13f4
Markdowna1718df19b12a61033121ab5a742406251c8374c149aa1d82a6c08a1c434441d
PDF
Publication page57db568f177f8b3307550acee12c74e4a2e7b00d0782f616e4c563bdeda7552d
Manifest4c94cd441061a69b4a63b5772f5ca66a82bdcfa3aec1e8efce5d6da61d132a7a

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
SignatureAClZ5TIAgCQ7aFcCmJiGAyRbr3nE9i8uAksUao4pZUpTVL57Uln0oLkLyLv+Npe6bSPl6lJsa+GBhqJ/znxfAw==
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

2026-09-17T09:48:31.918997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089024
observed 57db568f177f8b3307550acee12c74e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.901520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089024/manifest.json
observed 4c94cd441061a69b4a63b5772f5ca66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.882792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089024/publication.md
observed a1718df19b12a61033121ab5a7424062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.864070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089024/publication.txt
observed 11d423cf0392d1ccf38cb86e34f038f9...
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.