OpenTechnical

OT-2026-000066662

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000066662) never changes.

Identity and time

Publication numberOT-2026-000066662 · never reused
Internal UUID01a0ae8e-ce42-7368-9a97-db083abd7fde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066662
StatusPUBLIC

Content hashes

Canonical text043b2266b0716bca7d0b25080305cb80b0e5e73d5dc52d5ea59fbdb8a8c6e4e4
Markdownff340aed11dbf23dfdd2f620ed6c279308dff185a43477f3e632848cf34b27dc
PDF
Publication pagedf68442f6a78e259634dfc3e5d04d22b0d68f35d8cb7183d3464e6e575999bf1
Manifest5cdc7257e2ce0ac1b653173880577d9bd7bd34055606d731613cb2f86f9ef0ad

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
SignatureoXwRUas+0eXZYnM8aqc0+1PDvNSNAlop9zK/I57DXdANdRvVlsXWz93ZaHkEuycuC8xU7ls3faUwQuWwY+44Bw==
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

2026-09-17T10:33:03.034728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066662
observed df68442f6a78e259634dfc3e5d04d22b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.018219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066662/manifest.json
observed 5cdc7257e2ce0ac1b653173880577d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.003529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066662/publication.md
observed ff340aed11dbf23dfdd2f620ed6c2793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.988371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066662/publication.txt
observed 043b2266b0716bca7d0b25080305cb80...
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.