OpenTechnical

OT-2026-000022230

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000022230) never changes.

Identity and time

Publication numberOT-2026-000022230 · never reused
Internal UUID01a0ae6f-f4fc-7491-8d2f-db1a304c5531 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022230
StatusPUBLIC

Content hashes

Canonical text10cc146b74647a0ac908d43cf5581ee3cb7a6b396ca591be4248ea4260601ba5
Markdown8745e8bcb4dd2c6b16d8f6f9ed9bfdab79f14257fbd0a38856159356c0648650
PDF
Publication pagef531043834a1788740c77a20e26a52c43b012af24a4e1b5b50d4d5c5b1ff2dbe
Manifeste9c1f98d369a08c8e016e1a96d7d61317ef046c6c48390270ffa7bd271e16dac

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
Signature3pR5ck4WFWOmgvgX6I5xdUd7SjFvdgetqj5ZD1+Vre+E0odfPiEFewmOPuXEUefAY0XIqNTNqukhYu9ExA9/Aw==
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

2026-09-17T11:52:55.288780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022230
observed f531043834a1788740c77a20e26a52c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.269856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022230/manifest.json
observed e9c1f98d369a08c8e016e1a96d7d6131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.251209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022230/publication.md
observed 8745e8bcb4dd2c6b16d8f6f9ed9bfdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:55.233646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022230/publication.txt
observed 10cc146b74647a0ac908d43cf5581ee3...
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.