OpenTechnical

OT-2026-000005593

Publication integrity record

Porous face vacuum gripper, four outlet manifold, two stage ejector, pressure verified, contact triggered

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-2026-000005593) never changes.

Identity and time

Publication numberOT-2026-000005593 · never reused
Internal UUID01a0a93e-5e2d-7991-8b4b-33b4cd5c2753 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:03:51.984519Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005593
StatusPUBLIC

Content hashes

Canonical text265daff8755b77b3822b43bd55a05ac0d880fb4a28fb6386cbe70b73244003d2
Markdowna6a62fbc57863b8f75c1d0c929f106dcd96927a37398197c2cebf540143859c8
PDF
Publication page8be0df499e530dcbedfa489805c09b2ab29633a18df81bc69d0f6ee67faa32d7
Manifestc26b91cc80b9530d6cc4c78138917baa5139ac6acea50f857a16e2ac929d6837

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
SignatureNbSKTBrYgRkXBBCPn6NtM2OKh1cYoOssBeRlOact09W8uzB920IZPQrg2pH9WhQ0NYhrIigunTRIbgIO/LclBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:22.954827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005593
observed 8be0df499e530dcbedfa489805c09b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.940646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005593/manifest.json
observed c26b91cc80b9530d6cc4c78138917baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.927577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005593/publication.md
observed a6a62fbc57863b8f75c1d0c929f106dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.913820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005593/publication.txt
observed 265daff8755b77b3822b43bd55a05ac0...
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.