OpenTechnical

OT-2026-000036887

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000036887) never changes.

Identity and time

Publication numberOT-2026-000036887 · never reused
Internal UUID01a0ae77-773f-70d2-99f3-38d01a4d963c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036887
StatusPUBLIC

Content hashes

Canonical textfc1cab64beeb8cfffe7067d9205cfcd60da064e504566b4c7cb670393a86f772
Markdown2d447a274661642e0d33010c625306119cae285668229ed9191cf08968544724
PDF
Publication pagede3d866c28b7b6d07ee59559608216fc76262273bd8f1ed6666cd58ad5d52fb8
Manifest140fddb3672f98ef7fc46d6eea7bb59130221fb7c5de67bb45bbdc41e6fd70fc

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
SignaturefyhfeE0Y/Qk4WtOgjgiwyt5kgDDNwBMJuSdoLSTMzpwCFX2Sm4Cv2SRfHc0cBcFJ5COfhrQbkYUTl3mTvfJdCA==
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

2026-09-17T11:24:31.387415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036887
observed de3d866c28b7b6d07ee59559608216fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.370784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036887/manifest.json
observed 140fddb3672f98ef7fc46d6eea7bb591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.354676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036887/publication.md
observed 2d447a274661642e0d33010c62530611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.336562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036887/publication.txt
observed fc1cab64beeb8cfffe7067d9205cfcd6...
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.