OpenTechnical

OT-2026-000031794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000031794) never changes.

Identity and time

Publication numberOT-2026-000031794 · never reused
Internal UUID01a0ae74-bad1-7e3b-a7e5-3518ea320892 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031794
StatusPUBLIC

Content hashes

Canonical text6d4af8893920aac7200c96b9e6fc59e1ac6f9f71a9a30ec5584cda5339b04096
Markdowna13fab6f88d2fc03cd8c5a7f5be3f7e8f05a6ebd57684457197b1c737b8b5200
PDF
Publication page6b85cfc0077abd5ff60d110a64087b6234ad08f5904cd87fad662f86b8ffe40e
Manifest7318a3fbc00c0b137e31766a53526ed61c2db2a70680d3b433691e8624f7712b

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
Signature4ERZPUOgn4MMB1WpwRwbR5KLlMkNfaD7NnBX+8yc1Lm3FbabNgN0FHnXtz5FunYxVx5HKJtFi4HW8Mp3BdgcDw==
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

2026-09-17T11:34:55.603830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031794
observed 6b85cfc0077abd5ff60d110a64087b62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:55.571710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031794/manifest.json
observed 7318a3fbc00c0b137e31766a53526ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:55.536901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031794/publication.md
observed a13fab6f88d2fc03cd8c5a7f5be3f7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:55.504619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031794/publication.txt
observed 6d4af8893920aac7200c96b9e6fc59e1...
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.