OpenTechnical

OT-2026-000092500

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum 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-2026-000092500) never changes.

Identity and time

Publication numberOT-2026-000092500 · never reused
Internal UUID01a0ae9d-b5fd-73c3-bccd-8e656f222a2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092500
StatusPUBLIC

Content hashes

Canonical textede51bbd0355904ecc4ec0e44f6e04c759cf7181e1cf442ea87db816f75bc1ce
Markdownae56b1c7163d62cf88a1d4cfae0394eb99b1529534f28d2ee071bc54352e864a
PDF
Publication paged65121d86e5d12321d772c61021e65cb6f878f2c4cb6764742b19f21913df2ef
Manifest6aae20bd327c1dafaf529a4b4295eec80a7f62bf4adefd42f38bc04cbec2c4cf

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
SignatureCYRMqUAn4/5SIEHaWuWolgPbam/Duvsga0w3ka3iKPDKK3r4CrqHtwUamDdOcJYy/5q3husgakW+5rAlTXkGBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:04.416147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092500
observed d65121d86e5d12321d772c61021e65cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.398665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092500/manifest.json
observed 6aae20bd327c1dafaf529a4b4295eec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.381912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092500/publication.md
observed ae56b1c7163d62cf88a1d4cfae0394eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:04.365208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092500/publication.txt
observed ede51bbd0355904ecc4ec0e44f6e04c7...
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.