OpenTechnical

OT-2026-000079604

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000079604) never changes.

Identity and time

Publication numberOT-2026-000079604 · never reused
Internal UUID01a0ae96-0b92-7452-abfb-23a0d89456e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079604
StatusPUBLIC

Content hashes

Canonical text10ad3511177c7171fa479a6115e5e33c8d310f526d774a128538ae0f9f86ed3f
Markdown38cc9b2a253ff946a3198b2981c960e943d5ae7e88bb8b43719c701edc113dd7
PDF
Publication pagedd2ad6c79ea19bf9d1aab32c2c8695e07639888926d8491743cf1fd67b040794
Manifest6f0316a798dbaa55866bd5ac4ef508084eac8ad0b98466ce345b8de8575db8fc

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
SignatureE5amTYf8pwL7i5TLyb4G+RP5Tmvk/8zjvMjjVnVOevfHyDOQbBCciqIXSjCjUj/Z+ih3r04Nw6I7cG5Tzh/aAQ==
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

2026-09-17T10:05:15.910183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079604
observed dd2ad6c79ea19bf9d1aab32c2c8695e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.894118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079604/manifest.json
observed 6f0316a798dbaa55866bd5ac4ef50808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.878330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079604/publication.md
observed 38cc9b2a253ff946a3198b2981c960e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.860431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079604/publication.txt
observed 10ad3511177c7171fa479a6115e5e33c...
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.