OpenTechnical

OT-2026-000101940

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101940) never changes.

Identity and time

Publication numberOT-2026-000101940 · never reused
Internal UUID01a0aea4-50f1-79cb-982e-87d9d7b27b0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101940
StatusPUBLIC

Content hashes

Canonical textd200118d12f274fa53cb34188ce057a28b9da6250d576064a80d9ac3877228bb
Markdownbe15f31592c5792b17f07369a58dda3f17a9bafbad76bd53f235740b58beafb7
PDF
Publication page16131ae5587baf69b594052acc60f50a26fed32e773a2299b5988beee8419e86
Manifest3bd18be94bc16b0a3933741579b9cc25940051ff1c071214b5861cd1d622225d

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
SignaturevDBCFstOWj2ItC2mcTOvJA18ImPI7jHebW4UhC96RbwXxAzeh1v2vr7yYSydaEJH6AxcdmLw5JSCxGwuHB0SCw==
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

2026-09-17T09:25:03.380310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101940
observed 16131ae5587baf69b594052acc60f50a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.363877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101940/manifest.json
observed 3bd18be94bc16b0a3933741579b9cc25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.344809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101940/publication.md
observed be15f31592c5792b17f07369a58dda3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.327998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101940/publication.txt
observed d200118d12f274fa53cb34188ce057a2...
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.