OpenTechnical

OT-2026-000037494

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000037494) never changes.

Identity and time

Publication numberOT-2026-000037494 · never reused
Internal UUID01a0ae77-b8ce-7128-b842-3a4d779a17bf · 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-2026-000037494
StatusPUBLIC

Content hashes

Canonical text59a381c0abd2b9c0e864de862d735a769ae8cd764f81b3ec34f9d3ca083a5ab3
Markdownb5a0002db239c8d6a5f85bfedd7103ca7363f40bc1fc5e2fbdea80cdbe47e427
PDF
Publication pageb49ee63a81ccdde7b6d679dc0f4c771e0f2ab718381d4988d4efa5f93c9edc50
Manifest7822f52a70fa688a6cf055ffafde6a9c9b348bb95ef9d3e7728f76b585c10ccc

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
SignatureFu5GLdbG4xoAF+k7FnNrAt0Ma4BkZd0gQTHZK5SV6oiz1XqoWsH5Sm2lkoQ4vn2sz6S9P/nsRmKq9MekwME7Bw==
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

2026-09-17T11:23:56.470386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037494
observed b49ee63a81ccdde7b6d679dc0f4c771e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.452839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037494/manifest.json
observed 7822f52a70fa688a6cf055ffafde6a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.422424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037494/publication.md
observed b5a0002db239c8d6a5f85bfedd7103ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:56.406675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037494/publication.txt
observed 59a381c0abd2b9c0e864de862d735a76...
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.