OpenTechnical

OT-2026-000094393

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094393) never changes.

Identity and time

Publication numberOT-2026-000094393 · never reused
Internal UUID01a0ae9e-f4e7-7b54-a70c-7156c237c858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094393
StatusPUBLIC

Content hashes

Canonical textee6e9c836261cda54cf43dc25167c4322eabb7b58b5dee096a0bbc768fde92c0
Markdown3de6531ec17910b62faf439c08ffbf32755b09732aa7899d974bc1a3745cbfc7
PDF
Publication page5362cd0011c93cc674f5fd0b60f9f7df5d5b228dab94896a4b19971a7c8ce17c
Manifest83cde240a7148a4ed92d2a55f0331782a1d1e8974caa0556ba1ec85683fdb7cc

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
Signaturef/zmcu1xL82oFmtFJ1Wjft6oSkT1OflEDbjW25tzfv/PErQGtXgNKJvZfrsTT4BugIgeO2v/UQsh1HsA+7zpBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:47.837960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094393
observed 5362cd0011c93cc674f5fd0b60f9f7df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:47.819890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094393/manifest.json
observed 83cde240a7148a4ed92d2a55f0331782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:47.800029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094393/publication.md
observed 3de6531ec17910b62faf439c08ffbf32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:47.780003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094393/publication.txt
observed ee6e9c836261cda54cf43dc25167c432...
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.