OpenTechnical

OT-2026-000018852

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000018852) never changes.

Identity and time

Publication numberOT-2026-000018852 · never reused
Internal UUID01a0ae6e-d521-733a-88d6-4b67a0f1ffe7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018852
StatusPUBLIC

Content hashes

Canonical text62a0d5ecb2d49dd07cb6dac0ef21f61864915debab175b9de213f7ecc0b04aa3
Markdowne6a749dcc9ef7cf68d485b8d5d3f795706cbae13b7fa1f4e121742d98e15d4da
PDF
Publication pagea0e6d0c24be171b6ca8b511fc2cc1e91553043dcebf7f712a1cbba8e4620f668
Manifest2ed8db4b677abbfe25f37fc46552922fb89065cae267be88e133d6d54be2188a

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
Signaturei8waO2sfngRENLkggmJ2Vqv+BHBUbc1cwLPnzSA4Z49QQX+xyNNKMxE+tMDjA2ppR+rMIeVgcKFq6f3eIXnVCQ==
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

2026-09-17T11:59:29.569158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018852
observed a0e6d0c24be171b6ca8b511fc2cc1e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.551315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018852/manifest.json
observed 2ed8db4b677abbfe25f37fc46552922f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.532397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018852/publication.md
observed e6a749dcc9ef7cf68d485b8d5d3f7957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.512899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018852/publication.txt
observed 62a0d5ecb2d49dd07cb6dac0ef21f618...
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.