OpenTechnical

OT-2026-000085165

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000085165) never changes.

Identity and time

Publication numberOT-2026-000085165 · never reused
Internal UUID01a0ae99-43b9-7caf-aeb7-b53d34204f03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085165
StatusPUBLIC

Content hashes

Canonical texta6740268de68f44802fd56aa6d2f0388bc78154c9d37af4fd388c1007451973a
Markdown07583b45c363e521640e95ddb95980cc200f492105255df3bf5bf940ec291b9b
PDF
Publication page01144c6bf64bc1b4fdd398680f3597ab19dc6914053208bab6438b4e65bb6cc4
Manifestd39a763e5f9eed20fdf4b1a508745dd1768737abd640c34e3517d176a49e1436

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
SignatureztBz1xP8jPZPRB7Smr6T3+mQZZTDtVrrKh2PCtI2aooUF2MJk9BsHSRkI4BjwSrsVlPg294/J9SGeTgW9Yi5Cg==
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

2026-09-17T09:55:14.802183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085165
observed 01144c6bf64bc1b4fdd398680f3597ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.785467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085165/manifest.json
observed d39a763e5f9eed20fdf4b1a508745dd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.766985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085165/publication.md
observed 07583b45c363e521640e95ddb95980cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.749541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085165/publication.txt
observed a6740268de68f44802fd56aa6d2f0388...
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.