OpenTechnical

OT-2026-000040128

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000040128) never changes.

Identity and time

Publication numberOT-2026-000040128 · never reused
Internal UUID01a0ae79-26fe-7878-ab6b-6cbd69b3a0c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040128
StatusPUBLIC

Content hashes

Canonical text065962ebe8471b1e73f341425686a943afe2f75244918715216f976c811af7a3
Markdown5d593d517be1482ae9213d393bbfb78080ecc4b6a513b98dc9a02a570e4d43a9
PDF
Publication page11285c1c2edb2a393020730ed74d52085bc7c5dda5eb9840d2024d089351f04f
Manifest1e519bd61f40b5e6db96b615e4624792344bd19b5c6bd2d1631f8bbfd202b361

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
SignatureIaahfDnqhdQd5bZnvwbW55SP8A8LL+0QdYGDU0mBGfd8udBkcIvZH3CDKJVh0xkPOXRNAy3tDFIXRgCTdLDpBA==
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

2026-09-17T11:18:59.835264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040128
observed 11285c1c2edb2a393020730ed74d5208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.819277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040128/manifest.json
observed 1e519bd61f40b5e6db96b615e4624792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.802151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040128/publication.md
observed 5d593d517be1482ae9213d393bbfb780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.785048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040128/publication.txt
observed 065962ebe8471b1e73f341425686a943...
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.