OpenTechnical

OT-2026-000083544

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000083544) never changes.

Identity and time

Publication numberOT-2026-000083544 · never reused
Internal UUID01a0ae98-0415-7eba-a147-1c0382a1b960 · 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-2026-000083544
StatusPUBLIC

Content hashes

Canonical textf4c6b425377596896b117a8df3f79e9e08a5ba20b06421138c1d1c153bb12016
Markdown94963da7bda506cebe4c2255d03dfa856e0c9418b21fa8470bf31adea5d5538a
PDF
Publication page8e1da80534f2120dbd482bcf7b3546911d8f473bb62b2e942f5637dd00b1c30f
Manifestba9777db5b418231ba8dac72f76a278c4ad576d34993a7acb82f393f95ceb6d6

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
SignatureYEqcbeAQfkmDBrZURsGJUgvRF8az0948cuM8clSnMh8BY1ZsDx1Z7az08a8VioxafAn70CwkQjv4xzsaquYHDg==
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

2026-09-17T09:57:01.570641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083544
observed 8e1da80534f2120dbd482bcf7b354691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:01.554265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083544/manifest.json
observed ba9777db5b418231ba8dac72f76a278c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:01.536570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083544/publication.md
observed 94963da7bda506cebe4c2255d03dfa85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:01.513252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083544/publication.txt
observed f4c6b425377596896b117a8df3f79e9e...
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.