OpenTechnical

OT-2026-000039414

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039414) never changes.

Identity and time

Publication numberOT-2026-000039414 · never reused
Internal UUID01a0ae78-9675-72e1-8656-f8014b4b3a82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039414
StatusPUBLIC

Content hashes

Canonical textd63177163ee6be4e0ca9b6eec54c07738d6e50c7ae7bb7ef806a28eda06fe39b
Markdowna262c6a8d8bc9e9636011486d2f40a06882f7228934e8ae5d1e21295a1061c01
PDF
Publication page5f663636d89d9c190c256180c662230be7778326f00dcf3df21cf9687196b562
Manifesta49303d4766ac4a50d83a4bb90b8e48436d64621e9a738867da97d0747afe318

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
SignatureVoasZmEt06hOPPGYJSuWPkb4qup2sDPp+ZuT24iQtPIrSaRGzfRGygQWzhSsZai5qO75CxoEDDTU4Mq2wzZHDg==
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

2026-09-17T11:21:01.583555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039414
observed 5f663636d89d9c190c256180c662230b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.566705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039414/manifest.json
observed a49303d4766ac4a50d83a4bb90b8e484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.549911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039414/publication.md
observed a262c6a8d8bc9e9636011486d2f40a06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.532680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039414/publication.txt
observed d63177163ee6be4e0ca9b6eec54c0773...
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.