OpenTechnical

OT-2026-000023768

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000023768) never changes.

Identity and time

Publication numberOT-2026-000023768 · never reused
Internal UUID01a0ae70-aed5-72bc-bf53-bf54fdb5bc7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023768
StatusPUBLIC

Content hashes

Canonical text48a9e8615e9cd8c8a419939942075532b9041a30d3c0793632b4e81142e9e83e
Markdown7c448828c22b9bc4e56834f606c2010d1507673805a43cb0ddaef7ba32ac2acc
PDF
Publication page2533efaff2cbb8aa33ef55313ecc02dfd3a92434dd94dddcfb0289105f07348a
Manifest4297649d0d5b67d8fffe8d9a6a1d0350bc5457b472947e0e9db394faab4bba4b

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
SignatureRfsLWA5fx4MuJ6WmHzAJhV5/JozXmMOKrFmgRMX3JIdlA8hEC6x6GxxIDFVXmK1lfYtEmNuHnGgHZHBU1ptVBA==
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

2026-09-17T11:50:13.916174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023768
observed 2533efaff2cbb8aa33ef55313ecc02df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.893574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023768/manifest.json
observed 4297649d0d5b67d8fffe8d9a6a1d0350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.871126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023768/publication.md
observed 7c448828c22b9bc4e56834f606c2010d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.850596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023768/publication.txt
observed 48a9e8615e9cd8c8a419939942075532...
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.