OpenTechnical

OT-2026-000039133

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000039133) never changes.

Identity and time

Publication numberOT-2026-000039133 · never reused
Internal UUID01a0ae78-9673-7406-a083-edecbd727bf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039133
StatusPUBLIC

Content hashes

Canonical texte76539c727241e00aab16b8051515cfd58b1a0188f31d5e76a3973d6c4a5d31b
Markdown09d4ff6dd0a5008902030dee8f7bf534772113b390f20d46b903e80a7145617c
PDF
Publication pagec1aadd371f0b0ee832e6838c3e58bbd226c55ff20ba2746edf63d3530c9c9274
Manifest6ed24bc445c0e627a3a99addef28f2d24516f8203146b2cc44e8e49d959d5ce1

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
SignatureLUuw0x5Kwh6njXVzoFuH74aKEKnqKQa1NDPvSODmRJq1ZiP90WL9p15awf1DcF71l7b5RaUbpuwb0tIwDEXsDg==
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

2026-09-17T11:20:37.948319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039133
observed c1aadd371f0b0ee832e6838c3e58bbd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:37.932080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039133/manifest.json
observed 6ed24bc445c0e627a3a99addef28f2d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:37.913448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039133/publication.md
observed 09d4ff6dd0a5008902030dee8f7bf534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:37.895943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039133/publication.txt
observed e76539c727241e00aab16b8051515cfd...
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.