OpenTechnical

OT-2026-000010498

Publication integrity record

Foam pad vacuum gripper, single stage ejector, vented 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-2026-000010498) never changes.

Identity and time

Publication numberOT-2026-000010498 · never reused
Internal UUID01a0ae6c-0ee7-7fa0-ad0d-b469ea587d54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010498
StatusPUBLIC

Content hashes

Canonical text9e2904600d71a03865650ef5c603354de340c133f420a789c934c185a1228657
Markdownd9d6d25fad14324e275fc9541abc2f15cc494a4b08d3f03503ca5afdac08921f
PDF
Publication page202ca3173c8a7c1a1735b0ac2889f9a95fa765d4962e23335c061da1bf35c4eb
Manifest875abda7cbdc54a472f249c2b75627765426e0386ed3a8c74049b9e0e140c941

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
Signaturemo/4BYFAqn8m1iZuJgVSxwu5CBVNKWTsAYb/Se3ifFHETu4ZEMgRlPQfluzIlwFT6yXE6fdKfmse4jr8+iOWCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:14:39.057438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010498
observed 202ca3173c8a7c1a1735b0ac2889f9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:39.038746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010498/manifest.json
observed 875abda7cbdc54a472f249c2b7562776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:39.019783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010498/publication.md
observed d9d6d25fad14324e275fc9541abc2f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.999929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010498/publication.txt
observed 9e2904600d71a03865650ef5c603354d...
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.