OpenTechnical

OT-2026-000056268

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, sustained 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-2026-000056268) never changes.

Identity and time

Publication numberOT-2026-000056268 · never reused
Internal UUID01a0ae87-4bd1-7dc3-a28a-7ec00f9223d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056268
StatusPUBLIC

Content hashes

Canonical textcab02e2acb2e10c0d1861650ce935c35d7c8f0f45c8b08b128ac25d5f8e81961
Markdown68eaab76498e0b799c0a57fcc7c2530db778078a672b6d8ff846ef57bdb97124
PDF
Publication pagec27b0f35fea55b0967c5be9b5a07208e77e20259f575ea18247c779905e73146
Manifest018cd6da9114958803b12c84405b48cea36936e4db42ad0451b497510483e8f9

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
SignatureUzZh9ff2iyjyZlG+wlGb/C/CvtsRLMgTAI0ZcFjIgsrENnpPM70NFtdrKXJ3CGsaTUtaNlqxQoHSQbQzp8iXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:39.013559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056268
observed c27b0f35fea55b0967c5be9b5a07208e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:38.971955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056268/manifest.json
observed 018cd6da9114958803b12c84405b48ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:38.953747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056268/publication.md
observed 68eaab76498e0b799c0a57fcc7c2530d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:38.915748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056268/publication.txt
observed cab02e2acb2e10c0d1861650ce935c35...
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.