OpenTechnical

OT-2026-000036595

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000036595) never changes.

Identity and time

Publication numberOT-2026-000036595 · never reused
Internal UUID01a0ae77-46e7-7a76-8a1c-000dae13f3b4 · 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-2026-000036595
StatusPUBLIC

Content hashes

Canonical texta7790733b82a963ccd3e40531c2c208d159ff3392ec18e23f250370ed4cabb24
Markdown27573291ce4a6c23d7d713940f83557fcf5d5d582eec1c0df62f11f6a595a766
PDF
Publication page691635aed0149086e19459b54af8990985e3218a3ab1c794d830226514a3ef73
Manifest9bb18c39ec4a2507a534c616d80d12d38481558c151830f26e95b0ae2eefe48f

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
SignaturebFLgKgBeBYld0UtT+qNA6xwBwrthErHJhx3UYNQ+atkz7ekpvo34CCO/yZ/uYqOcR5JyvoTcUjmmcKM6P7GLBg==
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

2026-09-17T11:25:49.251911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036595
observed 691635aed0149086e19459b54af89909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.234748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036595/manifest.json
observed 9bb18c39ec4a2507a534c616d80d12d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.217847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036595/publication.md
observed 27573291ce4a6c23d7d713940f83557f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.201136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036595/publication.txt
observed a7790733b82a963ccd3e40531c2c208d...
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.