OpenTechnical

OT-2026-000024839

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pulsed 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-2026-000024839) never changes.

Identity and time

Publication numberOT-2026-000024839 · never reused
Internal UUID01a0ae71-2727-7b39-ac92-a345170c24ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024839
StatusPUBLIC

Content hashes

Canonical text09ef82a64b4c1a0a8a7c309e097a6cd4cf88f5263e7a63864f5b0059e5c1d4c1
Markdowna53d31243a1f67f6f7c4c605ada8b3fca54c6b3045725ef89ede90dca30068cc
PDF
Publication page6fb083dd06f9fec6ab4f86dd82f5bed0579c9dc1f60137837831f35aa53b9324
Manifestcf6e4c0c8b0b5f2a68f092a494915e38d522cd9ea79c1efcb3d3d314626d87a1

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
SignaturewoCHEHcQV5jgOptM2s6fEBTdFya8hDYgwkRBsxoZjyd8jtn+Y619WSXUPACST8e9lkwUrW2Cj/J9reGUCX48Ag==
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

2026-09-17T11:48:08.952417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024839
observed 6fb083dd06f9fec6ab4f86dd82f5bed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.935164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024839/manifest.json
observed cf6e4c0c8b0b5f2a68f092a494915e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.918254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024839/publication.md
observed a53d31243a1f67f6f7c4c605ada8b3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.901135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024839/publication.txt
observed 09ef82a64b4c1a0a8a7c309e097a6cd4...
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.