OpenTechnical

OT-2026-000046804

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000046804) never changes.

Identity and time

Publication numberOT-2026-000046804 · never reused
Internal UUID01a0ae7e-d0f4-7f07-9ecc-9b7ed97b5adb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046804
StatusPUBLIC

Content hashes

Canonical text4c02181d4495d3076b6c4fa23b28765a53e924b9c1f9d8a0b6ec266d53a37428
Markdown03b5ab7c89ce7c15fa0b5570a88d61cf3c6ea91f761adfc95076a2e958de80bf
PDF
Publication paged27bbd1447d7ed1d1692f8c2be77d077f43b7e60bf075651dc7cf9e20cc9f505
Manifest7f5a91247af52e4fce45739e64fe2dff76157034181e901ae71d9a5ecf9785a1

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
SignatureCaxnLbbAw+lrqNK4uOKfeyGJI8nFXLyeK2iXHOF1LJuzH4nZfpwd8ERlFXespasNO+a45275vwhh+uX4V7XQBw==
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

2026-09-17T11:06:53.340394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046804
observed d27bbd1447d7ed1d1692f8c2be77d077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.322560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046804/manifest.json
observed 7f5a91247af52e4fce45739e64fe2dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.305484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046804/publication.md
observed 03b5ab7c89ce7c15fa0b5570a88d61cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.285286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046804/publication.txt
observed 4c02181d4495d3076b6c4fa23b28765a...
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.