OpenTechnical

OT-2026-000069797

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000069797) never changes.

Identity and time

Publication numberOT-2026-000069797 · never reused
Internal UUID01a0ae91-185f-7297-ae6c-4f59d03efff3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069797
StatusPUBLIC

Content hashes

Canonical text3754434a639bb1d7674e8101688d16278b0c149d5d0d07bb4484439f95387628
Markdownbacf3fa9be771188ad337fe3f49699a2c80b7f5175c067636e92ddefc5210613
PDF
Publication page2f41b60b79000fea5141e30a4e83bc115c3bcab531e02354359ec101d49e68b3
Manifest4594dd29f1c48d824342ac27b22b2ddc091ad70fac26f0153282811b2824ceb9

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
SignatureFUeekxZv6hGxqc4x/hBxnaNPmuPkmDzeqmY/knUu8zZQrFpsRaCIJncmQpFvQPOHp4RNZ15I1UtCkQFeASa2BA==
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

2026-09-17T10:26:37.748453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069797
observed 2f41b60b79000fea5141e30a4e83bc11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.731021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069797/manifest.json
observed 4594dd29f1c48d824342ac27b22b2ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.714609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069797/publication.md
observed bacf3fa9be771188ad337fe3f49699a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.697976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069797/publication.txt
observed 3754434a639bb1d7674e8101688d1627...
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.