OpenTechnical

OT-2026-000045030

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000045030) never changes.

Identity and time

Publication numberOT-2026-000045030 · never reused
Internal UUID01a0ae7c-f767-7859-9b17-a933ff6a168b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045030
StatusPUBLIC

Content hashes

Canonical textd6787f9521433f5d7c84f435dfa690df98871b90b9f9181c851ccfe54ae2e76c
Markdown2be19ace1e6246e22fb8c7c7cb32ef1b1bc2f8092babd42ea7f635917e20359b
PDF
Publication page17221214b67a2644787770696852b9e9b3f25c44c41c962bc23cfa8cb3fc94f9
Manifest94a789637dcaeecdfc225036f2b91aa02d936681af04d8bec677b142613c136f

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
SignatureMI47Xx1H1lU1OMvyWbAhhVkG51wqNAa/tp8B1KhMXCKMVox7JzIKVqwOAykx3qx7A66D0MAoTW4p8kCimoCgCw==
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

2026-09-17T11:10:02.678893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045030
observed 17221214b67a2644787770696852b9e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.658103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045030/manifest.json
observed 94a789637dcaeecdfc225036f2b91aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.640082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045030/publication.md
observed 2be19ace1e6246e22fb8c7c7cb32ef1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.620676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045030/publication.txt
observed d6787f9521433f5d7c84f435dfa690df...
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.