OpenTechnical

OT-2026-000037378

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000037378) never changes.

Identity and time

Publication numberOT-2026-000037378 · never reused
Internal UUID01a0ae77-b8cd-70f6-a079-b86c0c226ac6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037378
StatusPUBLIC

Content hashes

Canonical text989667ac3ceb1c78784913b1ced41649dd6af6c91382c7b4780a6593d027d540
Markdowne62117b2fe89d70e4b8f8b5b07e24bbd45206e2b00193863a1488fde26bf264b
PDF
Publication page7ae295152a3224996c0bd6a4038408135b76757fa4b8631b9715cf80cfd47e9c
Manifest71a54d29aefb8e5a2a31ad57bf24be93cea111f83b769501c1133ea3802d6d15

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
SignatureSvYtFIkK3vVYJLeO4aU0UVZh4or7Owcgo6zaiCtZitKlWsqhVMag5Q+mpp+s7n+poHlhKMTLH8+Byrv5Koo3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:48.237122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037378
observed 7ae295152a3224996c0bd6a403840813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.217288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037378/manifest.json
observed 71a54d29aefb8e5a2a31ad57bf24be93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.197748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037378/publication.md
observed e62117b2fe89d70e4b8f8b5b07e24bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.178565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037378/publication.txt
observed 989667ac3ceb1c78784913b1ced41649...
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.