OpenTechnical

OT-2026-000037753

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000037753) never changes.

Identity and time

Publication numberOT-2026-000037753 · never reused
Internal UUID01a0ae77-b8d0-7f22-b3f0-700f34374337 · 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-2026-000037753
StatusPUBLIC

Content hashes

Canonical textab394760431056d5d2c7895be711f0f97863d82ab21898397a4f1bdef75ca30a
Markdown353cc7b6521c0cad8d3a68a573f5f25762fe843eae25b7433f3094476cf86c25
PDF
Publication page176d233d56f2ddce2125866a43d04a560c390ec12109a0c649cc33b37575714c
Manifest2ac6d8ef352d4087b88b04c7bef220bbce74001c48f128ea24a3973c9c05abc2

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
SignaturemtMmomUNDxEbgz2z+3LMmZ2qFreb1Mvcq+HQLYCLkNLqIQB72qrOSrBagw5xiiXxzTdU2FYHKfay4FSlgBKhBw==
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

2026-09-17T11:24:20.987201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037753
observed 176d233d56f2ddce2125866a43d04a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.969346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037753/manifest.json
observed 2ac6d8ef352d4087b88b04c7bef220bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.950161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037753/publication.md
observed 353cc7b6521c0cad8d3a68a573f5f257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.932007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037753/publication.txt
observed ab394760431056d5d2c7895be711f0f9...
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.