OpenTechnical

OT-2026-000093144

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000093144) never changes.

Identity and time

Publication numberOT-2026-000093144 · never reused
Internal UUID01a0ae9e-0910-706c-8a0d-0fcb97a57b6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093144
StatusPUBLIC

Content hashes

Canonical text257740cedcac75cc2a948d2d5d6c9a74f3ae193e989bb21f2796e6d1feea8725
Markdown6291596ce930dabd1aa2d8a0d0713459d7391e545ab140cfff763f7caccdb7ab
PDF
Publication page493257ea8fa9960078fa8831620a68136dd06172c560ca9963db8cceeae692a1
Manifest744bd07f0c5ea61a7d82852e91840ed43c7a001391ffa364ccfe3c739b3e41a2

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
SignatureiOwf6nWUb3FLZwQWIqYw2CoOcCPi0tG3ZJtQfaWq03IDmnIpBE7yXplkZcfuRteatlXrbwxsl1EvJd2NACZ+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:26.291106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093144
observed 493257ea8fa9960078fa8831620a6813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.274741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093144/manifest.json
observed 744bd07f0c5ea61a7d82852e91840ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.255120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093144/publication.md
observed 6291596ce930dabd1aa2d8a0d0713459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.237121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093144/publication.txt
observed 257740cedcac75cc2a948d2d5d6c9a74...
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.