OpenTechnical

OT-2026-000045322

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000045322) never changes.

Identity and time

Publication numberOT-2026-000045322 · never reused
Internal UUID01a0ae7c-f76b-7b97-89a9-30c35eb9ebc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045322
StatusPUBLIC

Content hashes

Canonical textdeb6c7a8ebcdedefe311522056452c9eef5b1a968a7dffe1d54e632a2b67c872
Markdownd90c247411164b56a57b4ed0313dd302c68aa3144287f0930fe8b00b558d2398
PDF
Publication pageec64f6da80419599a3947d87affe920da1371b1e2c94db1099f539935e18fcc4
Manifest67da136e6133ff5a03fc6d2f4900cd86e30b0639d8665bc1d90bac424ec85947

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
SignatureRKNli6tlGLz888iPiL0rM08SDTHeZvl+Kwb+N7+DP1p6TDEy1gWiaCrobx3XbANQTm1/OK/oYWniTXufi7xAAg==
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

2026-09-17T11:10:34.516719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045322
observed ec64f6da80419599a3947d87affe920d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.496242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045322/manifest.json
observed 67da136e6133ff5a03fc6d2f4900cd86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.477917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045322/publication.md
observed d90c247411164b56a57b4ed0313dd302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.458968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045322/publication.txt
observed deb6c7a8ebcdedefe311522056452c9e...
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.