OpenTechnical

OT-2026-000005963

Publication integrity record

Porous face vacuum gripper, two outlet manifold, two stage ejector, contact triggered, 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-2026-000005963) never changes.

Identity and time

Publication numberOT-2026-000005963 · never reused
Internal UUID01a0a94a-a0b5-7e0a-ba8e-506bdb930a63 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:17:15.447879Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005963
StatusPUBLIC

Content hashes

Canonical textd169c4fb2fe7a3cc198dd5b9bcd9c27aa395fb8d1c8a8d11918e7dae8fcc3217
Markdown0607805d4d2214f004ce25ab4ed398378c8c9798dda693e37e477972edcfadb4
PDF
Publication page84307a057ba694ffc16ccd9c0903bdac990075d6915e65599ca13cdbad7b4825
Manifestd5b5af5a023b2d59da0601b5ae723a8531cf69434da8a8fd1540d4636e85094b

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
Signature+7pN0eQd+Aduo/TNbp8aJY3rYEfJHLkzzCI6xJj3V9clPjFotUfmg11lZHi+rcUyT1Yd6/7erjXFKVRymeJbBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:12.150425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005963
observed 84307a057ba694ffc16ccd9c0903bdac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.132932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005963/manifest.json
observed d5b5af5a023b2d59da0601b5ae723a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:11.995456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005963/publication.md
observed 0607805d4d2214f004ce25ab4ed39837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:11.979368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005963/publication.txt
observed d169c4fb2fe7a3cc198dd5b9bcd9c27a...
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.