OpenTechnical

OT-2026-000035290

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000035290) never changes.

Identity and time

Publication numberOT-2026-000035290 · never reused
Internal UUID01a0ae76-6a1f-709a-9e92-15987b3b910b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035290
StatusPUBLIC

Content hashes

Canonical text3559428d9a08dfe4e9bb04343ee1d317cc765fd0e07905b65bf92b9a51e6056b
Markdownbbd6a6a709ac93b78b69d50066c00da941a9c03e7c7ac0e0de923ed807d7549e
PDF
Publication page9fc1532704142c83d5e0aa639f238b88c9b0fb644f9ae03f4035f0479a9d90a5
Manifestd29fdd9b05a3f2509ba0504e638cb393da53a42bdf14a8d4829ab4a0d869994c

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
SignatureGN1M2DXtGJvlFBbOffaznnGn8LkeDdNCgFs/ogwagjuMCJL550p0/e5czlMxNju24qO3pAi0nLc24njGCSc4CQ==
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

2026-09-17T11:28:26.738005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035290
observed 9fc1532704142c83d5e0aa639f238b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:26.722661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035290/manifest.json
observed d29fdd9b05a3f2509ba0504e638cb393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:26.705633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035290/publication.md
observed bbd6a6a709ac93b78b69d50066c00da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:26.689020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035290/publication.txt
observed 3559428d9a08dfe4e9bb04343ee1d317...
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.