OpenTechnical

OT-2026-000093040

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093040) never changes.

Identity and time

Publication numberOT-2026-000093040 · never reused
Internal UUID01a0ae9e-090f-75bc-8ce9-97bd8799801d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093040
StatusPUBLIC

Content hashes

Canonical texta2ba1eb690a8a092de90f2eecb65af16e82f01a6d6074125340be8e511e08ec7
Markdowna598c16a9e3283a1680e78817c1a1c9718b6f685178b6b72f88f1f4244fdf38c
PDF
Publication page64171dd40cfee2ccd04ba230b3a977e967c14580df53c51d72882900e2ec4b23
Manifest94047c7d904b676863eef7b04b907e9ef5b17c43d0317cc809ddc4110d022f69

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
Signature//kMhplutKKtppM+i9+5DNL9KIKH94u315ikf3+rVlh+iwGVp7rg//LaVsol6y6zzNJwSXstvrN+aTeMMcIOBw==
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

2026-09-17T09:40:15.559661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093040
observed 64171dd40cfee2ccd04ba230b3a977e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.544531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093040/manifest.json
observed 94047c7d904b676863eef7b04b907e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.530324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093040/publication.md
observed a598c16a9e3283a1680e78817c1a1c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.513907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093040/publication.txt
observed a2ba1eb690a8a092de90f2eecb65af16...
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.