OpenTechnical

OT-2026-000046033

Publication integrity record

Single cup vacuum gripper, pump fed, 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-2026-000046033) never changes.

Identity and time

Publication numberOT-2026-000046033 · never reused
Internal UUID01a0ae7e-0329-7278-9675-6a2f214f5188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046033
StatusPUBLIC

Content hashes

Canonical textd1fcfb313c091ea7344d2d1ac660cacab7984f26b5ac37f85ed1fe2e13135e7f
Markdowneb344dc6cfcbe8c712c534ef66c785777b7f00217c4207b412533d7f45586938
PDF
Publication pagecdd49ef7ba33da55f2702d7c7a4b31cb2578e0398d20060935f051a7c22dbb2d
Manifest75d7f855d1a3288fda466e891aa5b06a0f2c84622810d4774dd411a157c75426

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
Signaturege/GOi3USi/7Eq6t9/BmDmTIbkv4sKwlK6ipU5AGd5xfyppQeHIXby8zbfxJDGnmktoFWKv2LEoQMHcxqkDsAQ==
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

2026-09-17T11:08:59.005838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046033
observed cdd49ef7ba33da55f2702d7c7a4b31cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:58.987208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046033/manifest.json
observed 75d7f855d1a3288fda466e891aa5b06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:58.968496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046033/publication.md
observed eb344dc6cfcbe8c712c534ef66c78577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:58.949594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046033/publication.txt
observed d1fcfb313c091ea7344d2d1ac660caca...
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.