OpenTechnical

OT-2026-000083088

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000083088) never changes.

Identity and time

Publication numberOT-2026-000083088 · never reused
Internal UUID01a0ae97-c962-7e69-9072-f45bf811944a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083088
StatusPUBLIC

Content hashes

Canonical textbaec48c0dc57f2ebe2cd44d8a2676566ff54c02a636bb06df54fc13ada63acb6
Markdown999cd9c19e9b8a1680a5038351fc046bcab318570caa6b36f950b1e5f1e05710
PDF
Publication page21ab6917f7edf917eb3fb7ee9ac5f90fa100e9ad9f57b33646e73a37ea78a190
Manifesteec20015a88ed3215f6db453f7b267ac5b472a3ba73e31e5a37cbafa4ae28b99

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
SignatureGpAQWeNERrFEXJocTwObG2/nEk6XaPo+7i7guSFZx6Tfv9GQgjL4oF/QHA2utSmEs/3ULTYcZBV2ffd7pOYiDQ==
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

2026-09-17T09:00:36.119783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083088
observed 21ab6917f7edf917eb3fb7ee9ac5f90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:36.102521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083088/manifest.json
observed eec20015a88ed3215f6db453f7b267ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:36.085726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083088/publication.md
observed 999cd9c19e9b8a1680a5038351fc046b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:36.067271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083088/publication.txt
observed baec48c0dc57f2ebe2cd44d8a2676566...
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.