OpenTechnical

OT-2026-000035406

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000035406) never changes.

Identity and time

Publication numberOT-2026-000035406 · never reused
Internal UUID01a0ae76-6a20-7cda-ade1-075b812d709b · 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-2026-000035406
StatusPUBLIC

Content hashes

Canonical text7fd307c5b9db5d884aeaa830c57edf17cefde296c2f76a495c52037271936597
Markdown61f68bdc19d169036ab3b8d0b953298d8f5bd16f81cea256e2df2b22297b310e
PDF
Publication page977a4c1428c4da01ca409e2db014b01f2e74a0730b43f33e9bb7f5e59248e7d2
Manifestc4f875a5a3dcee37f5d6df57649ec7e9b3665de4a38bca9455d8abcdfbd7663a

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
SignaturerlOR1SFYMO9a2NVJ6rIb5/eojOY1UFPC/RE7hOckvA9wCZeV0MpthyDPh96zSjNSQthaoFZE2sqVccaC2AzPAw==
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

2026-09-17T11:28:42.531088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035406
observed 977a4c1428c4da01ca409e2db014b01f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.512802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035406/manifest.json
observed c4f875a5a3dcee37f5d6df57649ec7e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.492985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035406/publication.md
observed 61f68bdc19d169036ab3b8d0b953298d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.472138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035406/publication.txt
observed 7fd307c5b9db5d884aeaa830c57edf17...
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.