OpenTechnical

OT-2026-000059018

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented before 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-2026-000059018) never changes.

Identity and time

Publication numberOT-2026-000059018 · never reused
Internal UUID01a0ae89-47a1-7b71-8aab-206b0a0bb3d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059018
StatusPUBLIC

Content hashes

Canonical text6688015f322c92c2d6808bb5e83704f8ab8d51f0e49d66ee410b82d8ab91b0a7
Markdown700cf95463ef8751ba7eacbb0579037ad2ed528c2c583d737b726d7e547c3ef3
PDF
Publication page0106a7952bc80455321cdf12201c003c47b8ce89942077ff4f643c1bb8abb796
Manifest7c11faf425a2fc1c283e0ca4ddff56177cae6c8a9aa28739b7bcd08f9c0bfb6e

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
SignatureWopAQf9gdwZoeHpoW646qnOMot/dh3Avi4G1IZmYVBLj7kukhAnEZ+FOqo+vJpy5mIdISgX4BKQzq2gVMR9yCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:36.750898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059018
observed 0106a7952bc80455321cdf12201c003c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.733793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059018/manifest.json
observed 7c11faf425a2fc1c283e0ca4ddff5617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.715259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059018/publication.md
observed 700cf95463ef8751ba7eacbb0579037a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.696541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059018/publication.txt
observed 6688015f322c92c2d6808bb5e83704f8...
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.