OpenTechnical

OT-2026-000093389

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093389) never changes.

Identity and time

Publication numberOT-2026-000093389 · never reused
Internal UUID01a0ae9e-5089-7aca-8a3f-b590d6fd16f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093389
StatusPUBLIC

Content hashes

Canonical text1760b59b40636e0427654a93ba9a14f2d6a225d3e8086f312781eabb7290f495
Markdownc6e11b2060c741f599dadd86681542dc46324eb4c7a8632caadeacd6077187fb
PDF
Publication page68de3b06cc75beb7acaafdac710437fdd25170a14813316b104b41673bbc3085
Manifest850a11670f80c77ea3f6cc7bc590d14a8f11d49e45c72a69a358a4e1350da312

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
Signatureieplm+SYPU93JBe9r9mY79Q/1FUoo/VIJUpdroB2dAyEaHZHqF1bPkT1B7/xZzop4qH9kNme1reSb+YMYcejBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:15.317195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389
observed 68de3b06cc75beb7acaafdac710437fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.301279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/manifest.json
observed 850a11670f80c77ea3f6cc7bc590d14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.286068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/publication.md
observed c6e11b2060c741f599dadd86681542dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.270354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/publication.txt
observed 1760b59b40636e0427654a93ba9a14f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.156047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389
observed 68de3b06cc75beb7acaafdac710437fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.139598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/manifest.json
observed 850a11670f80c77ea3f6cc7bc590d14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.122759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/publication.md
observed c6e11b2060c741f599dadd86681542dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.105494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093389/publication.txt
observed 1760b59b40636e0427654a93ba9a14f2...
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.