OpenTechnical

OT-2026-000038286

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000038286) never changes.

Identity and time

Publication numberOT-2026-000038286 · never reused
Internal UUID01a0ae78-2d51-7e2f-828d-9ae031d5f54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038286
StatusPUBLIC

Content hashes

Canonical text05df6042e809a746d37affffa8a007396779301a8d2706612a391e204ab64de6
Markdown2f7c08387e7d67b11eb45d8df507afbdfdeb4a9dba6ba6f684b3d62d034f50f3
PDF
Publication page7c1a854628a094ffe522e557b7a6577c41f2152c3271cb9915a38cf0a18104f9
Manifestc0f0426536e699105bd7f71cf95648280be05a38b29c17f4ea6f3c174ca89482

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
SignaturesFn6DNw/2ck+4tYHJBa+0lp40rSVB47oj5ZRcuAY0oSrf/XgSvoeYl0rU7hzreJrabtwcPVlStcfdvTqtC4hDQ==
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

2026-09-17T11:22:27.154754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038286
observed 7c1a854628a094ffe522e557b7a6577c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.137625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038286/manifest.json
observed c0f0426536e699105bd7f71cf9564828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.117648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038286/publication.md
observed 2f7c08387e7d67b11eb45d8df507afbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.099122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038286/publication.txt
observed 05df6042e809a746d37affffa8a00739...
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.