OpenTechnical

OT-2026-000037377

Publication integrity record

Two cup vacuum gripper, two 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-2026-000037377) never changes.

Identity and time

Publication numberOT-2026-000037377 · never reused
Internal UUID01a0ae77-b8cd-76e5-9846-99606a5f679f · 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-2026-000037377
StatusPUBLIC

Content hashes

Canonical text7c3f7e9caf7f2501f4c222a45b79b5ac5b11f8d6fc3881845428d19050f4b964
Markdown80746a33efbb71a067751d7784090884f1c3ae85a1d03a985c734589f673078c
PDF
Publication pagea95c0b2512445c953ddb5f1cded998aa69a5646925dae7e458bf20bfabb22be8
Manifestc9d61cc098c0860a22b6f5c72e8df932c127c54fa13521a606cbd4ba615cdeef

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
SignatureiAMaRQVA0sYMbte537TnSzHqgG+noDPGZBbmrbloJ2HXhdV52TCy1nMBeDvQOryj7gu9qLp9UOwLUMj9hK/RBA==
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

2026-09-17T11:23:48.159299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037377
observed a95c0b2512445c953ddb5f1cded998aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.141159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037377/manifest.json
observed c9d61cc098c0860a22b6f5c72e8df932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.123771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037377/publication.md
observed 80746a33efbb71a067751d7784090884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.107412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037377/publication.txt
observed 7c3f7e9caf7f2501f4c222a45b79b5ac...
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.