OpenTechnical

OT-2026-000030863

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000030863) never changes.

Identity and time

Publication numberOT-2026-000030863 · never reused
Internal UUID01a0ae74-3fb5-7dac-87c0-ee008c934fe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030863
StatusPUBLIC

Content hashes

Canonical textac7e28341ec395c5acdfd9a2b4f4de77ea7b446c65078ea48c2d00b05bc09bce
Markdown7e61badfec0c39e34dafb95398aa893b482b13c8e0dd98d0a15911a7df71596a
PDF
Publication pageb630f6eb7d4b8d793f3ee78378758c65303470f72e11c77353804ee248302f40
Manifest2809a373f9c733ad17200879fc8d145d006d000d9e813265f9a0cb15d4d54d8c

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
SignaturenUilYBipOZjRWb0mRF4TCuUo4H1IoMytVSvw7DEhzjn7OcbHl4zsJ8C4p++sYW+3qKG+g3HRfHmSl4Cs7WmrDQ==
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

2026-09-17T11:36:50.563295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030863
observed b630f6eb7d4b8d793f3ee78378758c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:50.545386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030863/manifest.json
observed 2809a373f9c733ad17200879fc8d145d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:50.522770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030863/publication.md
observed 7e61badfec0c39e34dafb95398aa893b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:50.504375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030863/publication.txt
observed ac7e28341ec395c5acdfd9a2b4f4de77...
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.