OpenTechnical

OT-2026-000036177

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000036177) never changes.

Identity and time

Publication numberOT-2026-000036177 · never reused
Internal UUID01a0ae77-01cf-7db3-8b25-b580c872aaec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036177
StatusPUBLIC

Content hashes

Canonical texta132a21db6b882183fa5ab6d1fc838310d5648982880f569227497a1beff66c3
Markdown832c93eb2ee8102659354d127076980ed1808d13ece94f4b46061eaf807e9f34
PDF
Publication page24cde1017b52eb545e9197adb752ca8432acd9c2d828b9ffbaf3ec5c7cd51d35
Manifestfd23efa43d69905da91ac0f23c6c111e6e4c6f5d1f377a67b28e817edb6f04d9

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
Signature6DxyXYY0/SFA8/ikeGZPEN1/wf06J2O8soP5UtC8z+A161quvQw0LEoz/B3uFt9Qf5spiXwDaXms9aBaEhVBAg==
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

2026-09-17T11:26:24.431598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036177
observed 24cde1017b52eb545e9197adb752ca84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.415084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036177/manifest.json
observed fd23efa43d69905da91ac0f23c6c111e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.398649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036177/publication.md
observed 832c93eb2ee8102659354d127076980e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.380656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036177/publication.txt
observed a132a21db6b882183fa5ab6d1fc83831...
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.