OpenTechnical

OT-2026-000037382

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000037382) never changes.

Identity and time

Publication numberOT-2026-000037382 · never reused
Internal UUID01a0ae77-b8cd-7a24-a58b-216c1e5ae517 · 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-2026-000037382
StatusPUBLIC

Content hashes

Canonical textccd381504cc66ee26960cd7db2b1205760ea94335a2b7f791ef655acaca5cee6
Markdown3ebc6fdd0bd514c48d49b41ff1109335d1d28192ee1a417c30c2c895503cc04c
PDF
Publication pagef47a1c03f19f7a86e991c5c4209b2836fed7c7ec8473fc16f126e22f8f6ea54c
Manifestc57fa24c337b17d7636b9af8bc556c2cdd8e91643d29ffc68c286958bb20c475

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
SignaturewF4qCFyvDkaeUu28rK29FF/yefELkwMXkx5qds1xPn+4eJVUcqHoPPTg+i5EhQr1dxg2uqeHZ2ByANekW2xODg==
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

2026-09-17T11:23:48.609409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037382
observed f47a1c03f19f7a86e991c5c4209b2836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.592309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037382/manifest.json
observed c57fa24c337b17d7636b9af8bc556c2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.574817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037382/publication.md
observed 3ebc6fdd0bd514c48d49b41ff1109335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.556728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037382/publication.txt
observed ccd381504cc66ee26960cd7db2b12057...
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.