OpenTechnical

OT-2026-000094407

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000094407) never changes.

Identity and time

Publication numberOT-2026-000094407 · never reused
Internal UUID01a0ae9e-f4e7-7e5a-bdd2-8c47615c2c90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094407
StatusPUBLIC

Content hashes

Canonical text6f8ba22cfd37a31c2600570dfbbc40c68d7b3972f7510b0c3c4ea97fe49b859d
Markdownd784765310089f78479366339c012ce43ec90b49ba155be15c783416fa831559
PDF
Publication pageb7e5de24ebe864f0c19bf697f93d1f12e52acefc9a13d68ee3ce2d926470b731
Manifest916a740bf69343ecccc15918b619962f653fe4b185b1e9b2a8c3bcc661821d53

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
SignatureZSxGp0x6/e8jpMDTqPxzeNfbDtxtrYAT8uyV7I/VA23zEtd2L5KiipBr+AFjxGmGGTusXX5yTSyeoj3Qex1/AQ==
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

2026-09-17T09:37:48.964204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094407
observed b7e5de24ebe864f0c19bf697f93d1f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.941423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094407/manifest.json
observed 916a740bf69343ecccc15918b619962f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.922794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094407/publication.md
observed d784765310089f78479366339c012ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.904651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094407/publication.txt
observed 6f8ba22cfd37a31c2600570dfbbc40c6...
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.