OpenTechnical

OT-2026-000017782

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000017782) never changes.

Identity and time

Publication numberOT-2026-000017782 · never reused
Internal UUID01a0ae6e-96fb-77e1-bf0a-cfece63ea317 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017782
StatusPUBLIC

Content hashes

Canonical text15429b4eb881cfb5e927ddd54acea50c696bc5ca68b8cf2b9726b34a6b6f3479
Markdown6407527c7e1ddfb2612ce2e87afd99b6166d17a41e9be17446425c7747a9b78c
PDF
Publication page9bd7c2a535cb4badd395946c89a9f75c98e799ef48a26eac3e9e6e372d8e07b2
Manifest00447a77d474a2d56877c3b990ce9c98a5aea0027699512a690d5107f036a905

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
Signature36n8z+xTCQKm54l9OLTbcMhjxipo+yp+ZV2lgi4S0qMPJ6zy2L5nMpSJxOP6THFazpd9UuULmoVGYI3m0v9VDQ==
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

2026-09-17T12:01:44.569790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017782
observed 9bd7c2a535cb4badd395946c89a9f75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.549879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017782/manifest.json
observed 00447a77d474a2d56877c3b990ce9c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.530837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017782/publication.md
observed 6407527c7e1ddfb2612ce2e87afd99b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.509418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017782/publication.txt
observed 15429b4eb881cfb5e927ddd54acea50c...
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.