OpenTechnical

OT-2026-000037693

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000037693) never changes.

Identity and time

Publication numberOT-2026-000037693 · never reused
Internal UUID01a0ae77-b8cf-7bde-9f04-358f67556715 · 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-2026-000037693
StatusPUBLIC

Content hashes

Canonical textb1910914d95aec46dd28455d2097b994b3791d88e8b51d7c4e8d7292f95092c3
Markdownbd11aa61b4fb7a4e1fce4966413a818ae057cf587726ba7ee6c857a70f0b8831
PDF
Publication pagea31e85b72ba3cdce30ea66b3be6b1a1b2545246c3f84b00af92e39737450dbb5
Manifest48a29f516be8f9f3ad8fadb60832d9e705fdc91b0b6ddabad05ca5dc7eabdafc

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
SignatureOQfVN47m+bXMsJm3BWW9k/temrsKpsFvRnaPlWN7o/KzD79P3ECmxGij2JE0h0lu5Rq1rW/X58YSg/lw91APDw==
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

2026-09-17T11:24:16.433858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037693
observed a31e85b72ba3cdce30ea66b3be6b1a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.416604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037693/manifest.json
observed 48a29f516be8f9f3ad8fadb60832d9e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.397784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037693/publication.md
observed bd11aa61b4fb7a4e1fce4966413a818a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.381134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037693/publication.txt
observed b1910914d95aec46dd28455d2097b994...
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.