OpenTechnical

OT-2026-000024205

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000024205) never changes.

Identity and time

Publication numberOT-2026-000024205 · never reused
Internal UUID01a0ae70-e8c8-7575-9cbe-3129aa3e0d57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024205
StatusPUBLIC

Content hashes

Canonical texta7da312d56088204ae225cc54cb215114dcfda7ea58b075e72efd9eeded0f149
Markdown22cee60d50aeefe8ed5668f033ddfdd88facd36e810367c9064e5fdaa6423e2b
PDF
Publication pageb7db052e607e77a7f59772e804fc67a73b378e0b1415d503f603526bf2b1e843
Manifest45119f31f487044ff40ae594f24d6f9b79006a85c96d74c138a571335ed2e0a0

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
Signature4h8zak0aqAs+gOB5UkQ65qX1GnlymNh8oBSIhtefG/5MGUwu7P8YeotfThBV/XsVWk1yoQi6W/QYlehEPIfXCg==
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

2026-09-17T11:48:40.018045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024205
observed b7db052e607e77a7f59772e804fc67a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:40.000857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024205/manifest.json
observed 45119f31f487044ff40ae594f24d6f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:39.983135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024205/publication.md
observed 22cee60d50aeefe8ed5668f033ddfdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:39.964658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024205/publication.txt
observed a7da312d56088204ae225cc54cb21511...
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.