OpenTechnical

OT-2026-000035198

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000035198) never changes.

Identity and time

Publication numberOT-2026-000035198 · never reused
Internal UUID01a0ae76-6a1e-74b9-af25-fa81fd0f4bc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035198
StatusPUBLIC

Content hashes

Canonical textb506b031fed3542b2954cbfc68260295d30577c931ae984c491e77625ab8bd16
Markdown3d33f033d5834ddcb9ed9e83f7d6d417b3218d09ad8862f51fc77186df193bc3
PDF
Publication pageaec21e0554bc47d6002848d20db2812c648d30b5e940e75092d45a19af2e5fa3
Manifest959c31dca5fe4278217c319b00ba00d8c338b2a6a78c375ee369421aa70a883f

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
SignatureTUQ4GJ5aBUzvH6OnC1Dgu2zJImk7m1mnL9lR/6oOVAy2HJixWNs2P/i55io17LmbtB7PNgPXES03AnAPDYltCQ==
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

2026-09-17T11:28:19.390013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035198
observed aec21e0554bc47d6002848d20db2812c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.372402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035198/manifest.json
observed 959c31dca5fe4278217c319b00ba00d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.354667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035198/publication.md
observed 3d33f033d5834ddcb9ed9e83f7d6d417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.337002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035198/publication.txt
observed b506b031fed3542b2954cbfc68260295...
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.