OpenTechnical

OT-2026-000014442

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000014442) never changes.

Identity and time

Publication numberOT-2026-000014442 · never reused
Internal UUID01a0ae6d-b27b-7188-b898-82fc08bddfd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014442
StatusPUBLIC

Content hashes

Canonical text8319f7d2d74fbb22407995b600489052d15878dca0748ebc36c7392a31556c36
Markdown13c56afd955a6ed2db1bb9cc3d388ecf6002890e14188b92149e785550f78f02
PDF
Publication page902d35bb19e949aff07d46f57e63bd44f08b6c89a5fc928a2ad068efd23d3720
Manifest597feef04f275c74f9e12a627650012bfa868bdaac06a11b36e049d5d955b5d9

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
Signature802RQIVEyBaRfQexffxnJsexYgTfNA2Dalp5X61FT48zUiHEMjOFGGVJOf/1yxP/GyRv7cZfLrjqX9/c+plpBg==
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

2026-09-17T12:10:12.939461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442
observed 902d35bb19e949aff07d46f57e63bd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.920784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/manifest.json
observed 597feef04f275c74f9e12a627650012b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.901311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/publication.md
observed 13c56afd955a6ed2db1bb9cc3d388ecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.882458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/publication.txt
observed 8319f7d2d74fbb22407995b600489052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.927757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442
observed 902d35bb19e949aff07d46f57e63bd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.910647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/manifest.json
observed 597feef04f275c74f9e12a627650012b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.892508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/publication.md
observed 13c56afd955a6ed2db1bb9cc3d388ecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.874206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014442/publication.txt
observed 8319f7d2d74fbb22407995b600489052...
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.