OpenTechnical

OT-2026-000084141

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000084141) never changes.

Identity and time

Publication numberOT-2026-000084141 · never reused
Internal UUID01a0ae98-5b5f-715d-9b23-00e509716c92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084141
StatusPUBLIC

Content hashes

Canonical texta558feb1bb2d893f1332399feb7dc8b63401a871fad5573d43c3805274a16e56
Markdown0c8c110d0eac29dc86f3e6a344a48abcac14a96ced204364759754fe82216b03
PDF
Publication pagec72e54f3e7bde4280203d48280ea6cb03595b64083bbee55c0e5a4c8961f6419
Manifest9daf578cf2cac6fd785fc0239058b28ee0dd63e242ecdb84f7a88f2ce44eff13

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
Signatureo02vMs7WBV+7zmd1chU6rEk0bu+fbSF5zFeRC2CtFBu9JO4schlpzWNE7Ry9a9wPZd2YXhoUD1fUJNzEwKCSDw==
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

2026-09-17T09:55:54.448436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084141
observed c72e54f3e7bde4280203d48280ea6cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.432327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084141/manifest.json
observed 9daf578cf2cac6fd785fc0239058b28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.414277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084141/publication.md
observed 0c8c110d0eac29dc86f3e6a344a48abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.398134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084141/publication.txt
observed a558feb1bb2d893f1332399feb7dc8b6...
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.