OpenTechnical

OT-2026-000098045

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line 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-2026-000098045) never changes.

Identity and time

Publication numberOT-2026-000098045 · never reused
Internal UUID01a0aea1-92f8-7362-b708-38eaf4370c8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098045
StatusPUBLIC

Content hashes

Canonical textc76c11dd8554e21e83770c406f3216be7df311e71747f943a982a05a216873ef
Markdownb4bc1e2d323b12e5a18355c99cc7a432142a4ec8a4235931be8345048421d410
PDF
Publication pagee13afe3659b62c4821058514d7ba6d2a397eaf2959bcc817662a8ef6c983ce17
Manifest143f7ef6fa1640bc21f7de4e547d58aad2e6249dac28f22098474848c6b2cf7d

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
SignaturemPqC4O6MzqAGIPJXFAz27Q8tFjtmBUMmvkpFq6mGKTwK3u79mI0Mj649tyIKy97yYyRq20k0bb+BMTr4Hxv/Dw==
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

2026-09-17T09:33:13.529786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098045
observed e13afe3659b62c4821058514d7ba6d2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.512439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098045/manifest.json
observed 143f7ef6fa1640bc21f7de4e547d58aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.495530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098045/publication.md
observed b4bc1e2d323b12e5a18355c99cc7a432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.479678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098045/publication.txt
observed c76c11dd8554e21e83770c406f3216be...
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.