OpenTechnical

OT-2026-000010433

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000010433) never changes.

Identity and time

Publication numberOT-2026-000010433 · never reused
Internal UUID01a0ae6c-0ee6-7581-8611-1ec5e9571aa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010433
StatusPUBLIC

Content hashes

Canonical text35073561e162d64443f4d492e547fc9fc6e1191cb6a7bc895292cba8b87e03b5
Markdown7de5ae75214923d1842e45a2b1baa964e755b7316415cd7d4da7832ba0ebf0aa
PDF
Publication paged7d1144522028af0d2c3eac6e1f60538813890395075979d420cef618041228c
Manifest9fdbccffb6e6b6b6647412024bcb71e88dc49fdbe36979c826ca61bb1acc6828

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
SignatureIf6bOduut+5N9cpY524XvaQpoohAa5b0KhetBPYeGYmuU5e1CI2vWSaCz9/dj+75j5Wx32KrE1jK3oXFFf9tAg==
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

2026-09-17T12:14:33.813134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010433
observed d7d1144522028af0d2c3eac6e1f60538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.794089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010433/manifest.json
observed 9fdbccffb6e6b6b6647412024bcb71e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.760135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010433/publication.md
observed 7de5ae75214923d1842e45a2b1baa964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.726382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010433/publication.txt
observed 35073561e162d64443f4d492e547fc9f...
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.