OpenTechnical

OT-2026-000024744

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000024744) never changes.

Identity and time

Publication numberOT-2026-000024744 · never reused
Internal UUID01a0ae71-2726-754d-b025-dd13190d77c7 · 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-2026-000024744
StatusPUBLIC

Content hashes

Canonical texte0f0fc955b205b5f4db3f4d158b757b57623fe6e5b47c4cf99fb45bc31511d52
Markdown2fbe0bb629c4c7a42ac83061aa0489c5c6bbabd79b3b46435ea89134b69d2206
PDF
Publication paged490b6deff1444aa54d7e7df88059b069a75dbe3f31be5918636f8f6b426b67e
Manifest5cbb4aa42270080659fda478e2d1523f12d0ac05114c9f8829fd50409d239caf

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
Signature7VLu9/kpwyCUEdip4WJf0NsmUwO4g/nlFh5qOu3sgEkMIm+r8pGSh3FqQtTfni34vvTTcVMu5zRsVgfBzfK4CQ==
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

2026-09-17T11:48:00.073476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024744
observed d490b6deff1444aa54d7e7df88059b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.055051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024744/manifest.json
observed 5cbb4aa42270080659fda478e2d1523f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.037703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024744/publication.md
observed 2fbe0bb629c4c7a42ac83061aa0489c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.019547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024744/publication.txt
observed e0f0fc955b205b5f4db3f4d158b757b5...
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.