OpenTechnical

OT-2026-000041408

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000041408) never changes.

Identity and time

Publication numberOT-2026-000041408 · never reused
Internal UUID01a0ae79-b145-7c7e-b738-7d8884fbdf3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041408
StatusPUBLIC

Content hashes

Canonical text276f566cee73418430b802ddc8886a1bbb0d9c99ea79ab0d8568814ff30da3fc
Markdownb22da62df3bfd1b33a68549ad6aa176a6f8a6c22c53af696ffeb5ca97044ffb1
PDF
Publication page6cda8c65c1dcfa68e0a321bba495886ad10ec72440b5624948f80a2c51588e54
Manifest173d831b261e68c21e53f9e10a78771da785e38de29ade7a1ca170ec4f2b28c8

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
SignaturecFWewx39kLNl6Kx3cNeYmKVraAsKGQevobKF6eLijv7NBlVqioP9lCWydVRoI38McImt/K5r5BWCrAIf+ndHAg==
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

2026-09-17T11:17:25.333591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041408
observed 6cda8c65c1dcfa68e0a321bba495886a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.314190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041408/manifest.json
observed 173d831b261e68c21e53f9e10a78771d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.295312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041408/publication.md
observed b22da62df3bfd1b33a68549ad6aa176a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.278341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041408/publication.txt
observed 276f566cee73418430b802ddc8886a1b...
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.