OpenTechnical

OT-2026-000036174

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000036174) never changes.

Identity and time

Publication numberOT-2026-000036174 · never reused
Internal UUID01a0ae77-01ce-7cbf-a227-a07bec7e77b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036174
StatusPUBLIC

Content hashes

Canonical textd7d77e161042d2db4ca6ad5dd35d3ecee0276692fe089a86fa2b57562b9a0046
Markdowna29f8db4b9dfd9c6524b305033de72f841c6de7bc36a4d5f9ac9f5234b819de8
PDF
Publication page9b5cee5b9da260b2faa074744a0670b2fb0621ecab8a901c9fba68b1d3187b20
Manifest7222bb5de1eb393937eec84d70714ca9325d1bf850626951db3ad7890ae1abf6

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
Signatureyxl6fHCw+2uPz6fXPTagj3pY24P2Gn+/HQizCpk1ERY7ht7snTnWmuztJjV/kroZny2IdYy69Xpvi8xn474JAw==
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

2026-09-17T11:26:24.219017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036174
observed 9b5cee5b9da260b2faa074744a0670b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.200649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036174/manifest.json
observed 7222bb5de1eb393937eec84d70714ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.182425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036174/publication.md
observed a29f8db4b9dfd9c6524b305033de72f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.164321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036174/publication.txt
observed d7d77e161042d2db4ca6ad5dd35d3ece...
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.