OpenTechnical

OT-2026-000016538

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold 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-2026-000016538) never changes.

Identity and time

Publication numberOT-2026-000016538 · never reused
Internal UUID01a0ae6e-2d13-7082-bdc9-f9d154b192b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016538
StatusPUBLIC

Content hashes

Canonical text03a00acad4ea46b04e0e6ff93cfceea4088b7d7d3bc7eac023ba982537244c94
Markdownbc017757b332320376026442bdd4ab62d380e7b200db41f5e6b427ca7eae510b
PDF
Publication pageb15926ffa54f54ccf915ddc25395aafea29ee37d074a6f9c7a5823fa6bb510f0
Manifestb10860a9377fc1fd3f409e18c05d73ec5845a31f568d7de1f9cb9c2d02ac4881

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
Signature15qeQD7/7PWPyzcaSk0LWHxk9RKPFogfWktyJGhx1oy9JtqLp0x/VsrL9A+fziJiW1xPNJRR6RRssutm29VcCQ==
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

2026-09-17T12:04:45.572973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016538
observed b15926ffa54f54ccf915ddc25395aafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.554959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016538/manifest.json
observed b10860a9377fc1fd3f409e18c05d73ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.536622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016538/publication.md
observed bc017757b332320376026442bdd4ab62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:45.518046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016538/publication.txt
observed 03a00acad4ea46b04e0e6ff93cfceea4...
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.