OpenTechnical

OT-2026-000069226

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000069226) never changes.

Identity and time

Publication numberOT-2026-000069226 · never reused
Internal UUID01a0ae90-b528-7384-a4fa-b0cdc5b62aa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069226
StatusPUBLIC

Content hashes

Canonical text031e73d02c76e798b7a7013204a0d21b6505fb9ac661286fed5f8cb2d2bfa57e
Markdown22e299dc28b1448b6da0fa1ac5430000a483036b02360cee7d585446d51af301
PDF
Publication page7161a703dbbe27fde0e9755215fed060e8bad1d3b2a7c015ab19e0731922de08
Manifest1ff948c7629b5dca1b8368959c868989e3eca852844c111d6ae602e8d443ddcb

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
Signatureg8E3fiPICk2Eoz3AHqTrTseiYgtr/9+2ONumxVEai4/8267DBNxIIkAFqbSF2xlypzf5b7iHCwjFvXipM2j/CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:17.578814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069226
observed 7161a703dbbe27fde0e9755215fed060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.562319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069226/manifest.json
observed 1ff948c7629b5dca1b8368959c868989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.544045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069226/publication.md
observed 22e299dc28b1448b6da0fa1ac5430000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.525417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069226/publication.txt
observed 031e73d02c76e798b7a7013204a0d21b...
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.