OpenTechnical

OT-2026-000044288

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000044288) never changes.

Identity and time

Publication numberOT-2026-000044288 · never reused
Internal UUID01a0ae7c-39d6-767c-87ab-90fb8f959853 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044288
StatusPUBLIC

Content hashes

Canonical text6e21453f3358b10b3bf5da278561352c2fe4821155c07048845d6e6386cce067
Markdown58c024ffc9aef61fc57a48cba80988d15ede99433ef5d4132eab4aa61177c724
PDF
Publication page80dba3f0a6cd826c87919215ee6b12af572566a44af05cfdaf6892240b0cb4bb
Manifest6d8c34f0296f4c92f93bea824caf17755fad735702d3343b6bb44e05e8b9a796

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
SignaturedlzNotGj9oVL/rV2/ieNyi0j6Y3zuFpa11FXwsw4pGNa4FQiU2y3cC4nxJu8k4Sc2p6E3wvXc66iHovmYdnACA==
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

2026-09-17T08:30:13.328897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044288
observed 80dba3f0a6cd826c87919215ee6b12af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:13.308500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044288/manifest.json
observed 6d8c34f0296f4c92f93bea824caf1775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:13.289771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044288/publication.md
observed 58c024ffc9aef61fc57a48cba80988d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:13.269698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044288/publication.txt
observed 6e21453f3358b10b3bf5da278561352c...
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.