OpenTechnical

OT-2026-000023934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000023934) never changes.

Identity and time

Publication numberOT-2026-000023934 · never reused
Internal UUID01a0ae70-aed6-7cb5-ab2e-7a2cafc4dad1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023934
StatusPUBLIC

Content hashes

Canonical textf10431011e4db6473cab0ac8f42479bfb26e500f1141dbaf80e6d1f54a6961cc
Markdownc9d16fad27e8fa0bae2ffe4c77982ad88f6c5723a3bbf92ff95567f9394daf3b
PDF
Publication page33b43aa527f7d3d8e4471d74c656b0fac2653168cb8e93d2c6413efc8eef32ca
Manifest222e616d6a2333e11b0efdf4fe7e90d2fdaf89afe42d82399822338b2e0a231b

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
SignaturewJIpIyKyGW8luMiJVgGN0QoJ1iBcAoUOKTEQkKWlkzicTZszC2G3c5OvdP+5WsRPftpgRqwkYDwQ2pljGFFBDQ==
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

2026-09-17T11:50:33.641077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023934
observed 33b43aa527f7d3d8e4471d74c656b0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.612294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023934/manifest.json
observed 222e616d6a2333e11b0efdf4fe7e90d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.593479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023934/publication.md
observed c9d16fad27e8fa0bae2ffe4c77982ad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.573085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023934/publication.txt
observed f10431011e4db6473cab0ac8f42479bf...
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.