OpenTechnical

OT-2026-000050326

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000050326) never changes.

Identity and time

Publication numberOT-2026-000050326 · never reused
Internal UUID01a0ae82-5c47-7763-a4f9-8970f0df7fbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050326
StatusPUBLIC

Content hashes

Canonical text19dd2d1e20aacbe11c2ecbf60b534646063010de18c07c4bc4d9ca08bd08484a
Markdownef024cf0e3817ae33d406be240acd7ad1a2150add10a5d6be2e1e57fac2fef58
PDF
Publication page70e780c81fa7098bcbfeed1d40e6f9ae12d1715a916c0037fb33b029fcedd7d0
Manifest781ad4ccf61682d7846ca9e025477705aaf8dbfa92f3c7dba5c70f1570a221be

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
SignaturecmaNliru/ybFDgE9U/kR3ewEoknX7L3NOYf7SK4UrEUTgF84gFD4aCM37ApU2LCw9wtoYFwyaBvMbbqQumGwAw==
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

2026-09-17T11:01:21.069287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050326
observed 70e780c81fa7098bcbfeed1d40e6f9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.052656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050326/manifest.json
observed 781ad4ccf61682d7846ca9e025477705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.036129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050326/publication.md
observed ef024cf0e3817ae33d406be240acd7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.019742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050326/publication.txt
observed 19dd2d1e20aacbe11c2ecbf60b534646...
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.