OpenTechnical

OT-2026-000069213

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069213) never changes.

Identity and time

Publication numberOT-2026-000069213 · never reused
Internal UUID01a0ae90-6dcf-7d2d-8f5d-1f1e2e3eadb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069213
StatusPUBLIC

Content hashes

Canonical textee830eeb687b844e156f151e9de48e7d7fea3cd924e5a5b623bcc83b57ffa830
Markdowna0558ff593917d7162d3861067f76f1b2fc18258bcaa8de36e447f63ffa77059
PDF
Publication pagec6901c3703a77a24227d89f412e5e4d82001816ff2a7fba0e78aa177f87c7919
Manifest8ed45b5e1c58bfb5d8c76f5aaf4f66306aeddde670282f09c2390458211b94c1

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
SignaturefG+Tkv60/rRW4eCgpY3hNCYYwcLW1QzNgdHZFdKfmL6y89PqiqNJOzRAvE8t6GU67iQAZySA6rFyfSD3CQacCQ==
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

2026-09-17T10:29:13.317331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069213
observed c6901c3703a77a24227d89f412e5e4d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:13.299094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069213/manifest.json
observed 8ed45b5e1c58bfb5d8c76f5aaf4f6630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:13.282626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069213/publication.md
observed a0558ff593917d7162d3861067f76f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:13.265037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069213/publication.txt
observed ee830eeb687b844e156f151e9de48e7d...
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.