OpenTechnical

OT-2026-000006829

Publication integrity record

Porous face vacuum gripper, two outlet manifold, three 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-2026-000006829) never changes.

Identity and time

Publication numberOT-2026-000006829 · never reused
Internal UUID01a0a968-d748-78d3-8594-c212e653d80a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:50:15.499483Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006829
StatusPUBLIC

Content hashes

Canonical text3667d18e4e867c46772ea1c7978f130b9f05d182ea8632fb8b27c11a47275797
Markdownd1124cda94bc4707bed602d3f58f7fc49826fc09c7a3812a39edf554388aa802
PDF
Publication pagea54b9cb22983017e51aef3d646afdd0dca9f3aefeae7c43a820c710cca875334
Manifest1a3b42ee200e98f96c381b4d18ed20527ee30c70820ca46f14a7e3927c20ebda

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
SignaturegFmT5daXJblqPz7afFcPEs0LYtzh4rUtHVl8gpYynJwHWjGFqGNblOTNss7Sy3rnMNB1tBNhG7bG+XcKqAsrDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:31.493914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006829
observed a54b9cb22983017e51aef3d646afdd0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:31.480115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006829/manifest.json
observed 1a3b42ee200e98f96c381b4d18ed2052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:31.467202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006829/publication.md
observed d1124cda94bc4707bed602d3f58f7fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:31.453661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006829/publication.txt
observed 3667d18e4e867c46772ea1c7978f130b...
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.