OpenTechnical

OT-2026-000047458

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000047458) never changes.

Identity and time

Publication numberOT-2026-000047458 · never reused
Internal UUID01a0ae7f-3e58-72b5-9313-5bafe3859069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047458
StatusPUBLIC

Content hashes

Canonical texta9a1453146d715aa6a8b42fe785e0d36732b1a8867d322698892881fa24c53b8
Markdown5b907bcbaa558efca594423326fc634a4085042a29a531f3ca3abf5329c226d2
PDF
Publication page4f3020cdf5a1f22adb4597d14200c5d8ec32dde661f72530ef1a373a8347ca9d
Manifeste356f4706b2e3cbccf28661c674274847ecddbdbb9038fc38b40dc15cac34633

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
SignatureO7uW66eLJnsefIbiXshrHCEXj2uTm431Wtf2grflO0QmMX4TbfSDW6aN0DtvDKftCOLoBML+Z2jtfOc76vFiAQ==
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

2026-09-17T11:06:29.405947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047458
observed 4f3020cdf5a1f22adb4597d14200c5d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.387583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047458/manifest.json
observed e356f4706b2e3cbccf28661c67427484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.367570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047458/publication.md
observed 5b907bcbaa558efca594423326fc634a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.348872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047458/publication.txt
observed a9a1453146d715aa6a8b42fe785e0d36...
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.