OpenTechnical

OT-2026-000009714

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000009714) never changes.

Identity and time

Publication numberOT-2026-000009714 · never reused
Internal UUID01a0ae6b-7564-7866-a1b8-6bc7751bde79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009714
StatusPUBLIC

Content hashes

Canonical texteb588a607986d42ae2d2a535c37e5820b270e1dd3ec8c4cad2bb941410c6989f
Markdownbc676687567a2225544f0906a390b8c85b5cd68d6eb543374c5bf6c02b2e16ef
PDF
Publication page9637c112271a32d1544c0e1061411ee935c5c089cc9bdf61431154a5cea38eb8
Manifest129a04f92f03d77df10e5c8acdc5614ebc1915cb02f7dfcbbff473bb0b026650

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
SignaturerQZqppvc8+W3sO0YPLOpuA8v1EYsslcMtDIxdiCnr2Uqha7LMo8QR6PYCSOOkagzqZGBsOoAMStD3lsdXSeDAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:12.487579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009714
observed 9637c112271a32d1544c0e1061411ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.467457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009714/manifest.json
observed 129a04f92f03d77df10e5c8acdc5614e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.447828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009714/publication.md
observed bc676687567a2225544f0906a390b8c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.428652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009714/publication.txt
observed eb588a607986d42ae2d2a535c37e5820...
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.