OpenTechnical

OT-2026-000044306

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, sustained 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-2026-000044306) never changes.

Identity and time

Publication numberOT-2026-000044306 · never reused
Internal UUID01a0ae7c-39d6-7318-b2d8-c44aa0f2004c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044306
StatusPUBLIC

Content hashes

Canonical text6d4262bf03c68bf60495bb38ad076bc64d99cde3451c666986c0b6b49ed6c608
Markdown5aaf3421d8bec2790249f84d1711736a96c3a7d979f4298e56c8a4cb62ac440c
PDF
Publication page5abc1546e0b5179092077a4c68598d070e78a8650c4355b20de4562d67835098
Manifest70b3c7cc7f619d48af707034ebf2d725e5ff23ff76198f031cf532d73ecd8372

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
SignatureIGTLXWjKvELFF+VTHnFmfpj5aNfyL6bFxmVEc90VLfV7Rd0jiSIs0o8IHd+gt7y2xZB92teEzv6CCxiXlzbmAw==
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

2026-09-17T08:30:16.975792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044306
observed 5abc1546e0b5179092077a4c68598d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.834592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044306/manifest.json
observed 70b3c7cc7f619d48af707034ebf2d725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.818087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044306/publication.md
observed 5aaf3421d8bec2790249f84d1711736a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.800995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044306/publication.txt
observed 6d4262bf03c68bf60495bb38ad076bc6...
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.