OpenTechnical

OT-2026-000037429

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037429) never changes.

Identity and time

Publication numberOT-2026-000037429 · never reused
Internal UUID01a0ae77-b8cd-7008-8a3d-8402608cecd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037429
StatusPUBLIC

Content hashes

Canonical text0ddb535954260e8b562c5696fdaf2e40eeb54d2e53572403d4ea60462615c3bb
Markdownf8dcf0c13ae2dc40027b4a5418cc4ba1eafd33b110286d8f5edc5a3d6eb1082f
PDF
Publication pagefc1613b8118d55b8856b447b518796ee8659ce89784162cecc8d3ffff3099079
Manifest86551c4b3fd29b424ae439a4e0606b43164daf9bd597c7e6e0fec718696092af

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
Signature2XitN64JorT10dAG1ZjdogO2/Zk1cOXBHakGpgGLHP6ns39t0p9Hvrf0yYFaX4F8SokPRjx9MWjB00bBhOcODw==
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

2026-09-17T11:23:51.600547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037429
observed fc1613b8118d55b8856b447b518796ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.582680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037429/manifest.json
observed 86551c4b3fd29b424ae439a4e0606b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.564438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037429/publication.md
observed f8dcf0c13ae2dc40027b4a5418cc4ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:51.546823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037429/publication.txt
observed 0ddb535954260e8b562c5696fdaf2e40...
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.