OpenTechnical

OT-2026-000075133

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075133) never changes.

Identity and time

Publication numberOT-2026-000075133 · never reused
Internal UUID01a0ae93-f1ff-74f0-bc9a-581ecc276731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075133
StatusPUBLIC

Content hashes

Canonical textea6eeb1b5b5b58615084556fc9b836205ad92374004b7e6e696e54e91bc11f9e
Markdown41883d67a15284b8c6eb351fb3c49a3b41897baf4d0a8abda4a784692b712adf
PDF
Publication page07a7bb34392605bdc02ec07c9584204dc009e37779d885483568f9444e590f22
Manifest0f3630a80fd4fac3fd0324730458a22619f3ff3b2e63430d8aa62c51aec02974

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
SignaturefEnZf6HZI1vbtzw85yW78ve3xeFhkO8+MQYSrDt2nXfXgEvUclgNEsnVpWm/OhO3cFIYnPiBk6Zkc3EnXrZsDQ==
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

2026-09-17T10:20:21.540146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133
observed 07a7bb34392605bdc02ec07c9584204d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.518612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/manifest.json
observed 0f3630a80fd4fac3fd0324730458a226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.499693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/publication.md
observed 41883d67a15284b8c6eb351fb3c49a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.441646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/publication.txt
observed ea6eeb1b5b5b58615084556fc9b83620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.972065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133
observed 07a7bb34392605bdc02ec07c9584204d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.954365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/manifest.json
observed 0f3630a80fd4fac3fd0324730458a226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.812226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/publication.md
observed 41883d67a15284b8c6eb351fb3c49a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.791911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075133/publication.txt
observed ea6eeb1b5b5b58615084556fc9b83620...
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.