OpenTechnical

OT-2026-000062372

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000062372) never changes.

Identity and time

Publication numberOT-2026-000062372 · never reused
Internal UUID01a0ae8c-0abf-7aa1-af16-6ee20baf3165 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062372
StatusPUBLIC

Content hashes

Canonical text990205e5b4e600b9e2fc2312cdc17ce19a4e90ebddfd76815816d4d93d2d4b43
Markdownf9a7fc4e10342c41dd69e5142fb545523d1e19fcd03402496d2bd14392aeaa0b
PDF
Publication pagee743c4d1c7dd583445c86fc603d27aee335750c8d621a4401a8162be77366d6c
Manifest0d960f90f1838aef21a05c3f70dfdc591acfd26883d07ae1e2e135590840848e

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
SignatureoISOOSAMMDevgDGswDR6bbGkFcrPW3EvTHRYo7mt1ZRmyhiw/fRcSodx2fnlwv7HJNE7zH8HgbuQaNXvRHVjAQ==
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

2026-09-17T10:39:41.423801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062372
observed e743c4d1c7dd583445c86fc603d27aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:41.406387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062372/manifest.json
observed 0d960f90f1838aef21a05c3f70dfdc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:41.389308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062372/publication.md
observed f9a7fc4e10342c41dd69e5142fb54552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:41.372494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062372/publication.txt
observed 990205e5b4e600b9e2fc2312cdc17ce1...
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.