OpenTechnical

OT-2026-000003565

Publication integrity record

Porous face vacuum gripper, four outlet manifold, two stage ejector, pressure verified, open cell

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-2026-000003565) never changes.

Identity and time

Publication numberOT-2026-000003565 · never reused
Internal UUID01a0a90a-655b-75a6-9534-97def91635f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:05.949424Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003565
StatusPUBLIC

Content hashes

Canonical text543af77526f3c2077bae62e88139242f6aa62bba3f8f080899cacbbb303110b6
Markdown6158cd85682ad73373e3a14fc5c4bf2028b4eec32574ff926921b82379d32d8e
PDF
Publication page9920fb418bd412f1c3b7b79d03f7ff06f02800033ec1e9f442ffdd37346b2330
Manifest09fbd1784920a0f715c1a4b52f9657fe06813795c9524051525bf80930b81480

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
SignatureRoCykltloX5+pWa9kXt3NW2tx2gDqn8AUYYT6Z0ejreK9cofIWdPVDFRgYGAEGAJF/JiyVM7J/k3SOC5F6RxBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:40:40.163870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003565
observed 9920fb418bd412f1c3b7b79d03f7ff06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:40.150883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003565/manifest.json
observed 09fbd1784920a0f715c1a4b52f9657fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:40.135719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003565/publication.md
observed 6158cd85682ad73373e3a14fc5c4bf20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:40.011035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003565/publication.txt
observed 543af77526f3c2077bae62e88139242f...
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.