OpenTechnical

OT-2026-000094023

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold 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-2026-000094023) never changes.

Identity and time

Publication numberOT-2026-000094023 · never reused
Internal UUID01a0ae9e-92c9-72dc-96fa-7f09333a8fc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094023
StatusPUBLIC

Content hashes

Canonical text83fbc7fe1a5396b66e0f0057d41dff87cb42a16a69dd53c23942b6095bd27731
Markdown1e76bdfb010693db67adf1cbd1337d4eff85ba5165eec315676b01a35060d09f
PDF
Publication page1276651e37e33580e0b37b9e961c884d041a78ce6c366033b32bf71b92bca6cd
Manifest159db8eecf3d837616fad31811c054ee1ad944e4cfc47183f6a9ea9971e439d9

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
SignatureWEowMn03UE43ki4Txc+Ken+1NSJZjnj2geHBTYxRhl98P0nTeP1p6lgGNQIvn7ujw6fnH4a/Jv5KI7yAmnGMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:26.137125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094023
observed 1276651e37e33580e0b37b9e961c884d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.115864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094023/manifest.json
observed 159db8eecf3d837616fad31811c054ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.098368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094023/publication.md
observed 1e76bdfb010693db67adf1cbd1337d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.080468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094023/publication.txt
observed 83fbc7fe1a5396b66e0f0057d41dff87...
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.