OpenTechnical

OT-2026-000083982

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000083982) never changes.

Identity and time

Publication numberOT-2026-000083982 · never reused
Internal UUID01a0ae98-0419-72e2-9b2b-bc45d7fcb0fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083982
StatusPUBLIC

Content hashes

Canonical textb02eb90a97d67ea49a9afdddddc33e967253f1890b9d9f9324bafed2f34ff6a8
Markdownea9d7ff996c8e6675742386761c267cfba61b67c824e13f47438f155d2cbfe8e
PDF
Publication paged8297dbf350df30202e37627157de6f29da3a752854d50b0edbea41db3c2bf33
Manifest3ecfb2241c97e40d311e02286fb26ad4c3699970e911351aab0ef228dec5f2f4

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
SignaturezLo5Wv5Eec9QbNDXK7jWFU6oCKb8WQF+vXY+HMQc+JJ2VhBv6Wnr8gvMLuPG1EzpFt/kiEBrW3z3LB5W8vUICQ==
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

2026-09-17T10:00:30.862311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982
observed d8297dbf350df30202e37627157de6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.842404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/manifest.json
observed 3ecfb2241c97e40d311e02286fb26ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.818941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/publication.md
observed ea9d7ff996c8e6675742386761c267cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:30.796419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/publication.txt
observed b02eb90a97d67ea49a9afdddddc33e96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.177669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982
observed d8297dbf350df30202e37627157de6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.162115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/manifest.json
observed 3ecfb2241c97e40d311e02286fb26ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.146120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/publication.md
observed ea9d7ff996c8e6675742386761c267cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.129174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083982/publication.txt
observed b02eb90a97d67ea49a9afdddddc33e96...
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.