OpenTechnical

OT-2026-000036687

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000036687) never changes.

Identity and time

Publication numberOT-2026-000036687 · never reused
Internal UUID01a0ae77-46e8-7512-8ea5-0c50eb53360b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036687
StatusPUBLIC

Content hashes

Canonical text6c0cf31dd059bf8108c36e12a16128c69ae2c19e7f6b7ceed661208d30881fda
Markdowne09df7b8c34501bbd4cf43b75432ff0d68f31695d8b0f4595a2117116627ab94
PDF
Publication pagef109cfc0110e07fb97563c4bdf15a9d396af3c2df6360f6cfeeb61772c8db830
Manifest01458b981958b68c9f518762ee97bdca7d819ff99b22b4f2fedbaf3aad937ac9

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
SignaturelXzbz4Hp0ZHBET/88LFr51tPCgHubNld2varF45rvRWhqOdWSxg1JjYPyYYPWyCXGoaYNhmN3ewAcJ7rxJw8Cg==
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

2026-09-17T11:26:02.642929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036687
observed f109cfc0110e07fb97563c4bdf15a9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.625631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036687/manifest.json
observed 01458b981958b68c9f518762ee97bdca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.608951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036687/publication.md
observed e09df7b8c34501bbd4cf43b75432ff0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:02.593392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036687/publication.txt
observed 6c0cf31dd059bf8108c36e12a16128c6...
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.