OpenTechnical

OT-2026-000008790

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000008790) never changes.

Identity and time

Publication numberOT-2026-000008790 · never reused
Internal UUID01a0ae6a-e46c-79cd-abc5-f6538d216867 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008790
StatusPUBLIC

Content hashes

Canonical text13554a018e186a68197da61eea6d1fe3ae4a6cc1fca0e96a279db4a04545a9fb
Markdownf058bbfd1aa2f2e3d184c1c8da302a0925bb4121cf7ec1b955246e55c01d20f7
PDF
Publication pagedd132771e7c916acd81de004edde15f0f16fb26d716df0716cc7027c98ee690f
Manifest837417400a718bd54d218fc8f3d3fc35616c920d14684e1c40512482c3467b16

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
SignatureX7yitedeMpuyHhgiLbrVf9cV5va8fTmUXYi7g/18OY8DMpDZ+xF7xRE7oHQqN+2mnTjHv8S7BddNB/aKiYiOAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:04.425401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790
observed dd132771e7c916acd81de004edde15f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.405378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/manifest.json
observed 837417400a718bd54d218fc8f3d3fc35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.379977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/publication.md
observed f058bbfd1aa2f2e3d184c1c8da302a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.359079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/publication.txt
observed 13554a018e186a68197da61eea6d1fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.372114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790
observed dd132771e7c916acd81de004edde15f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.353824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/manifest.json
observed 837417400a718bd54d218fc8f3d3fc35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.334674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/publication.md
observed f058bbfd1aa2f2e3d184c1c8da302a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.314919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008790/publication.txt
observed 13554a018e186a68197da61eea6d1fe3...
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.