OpenTechnical

OT-2026-000073863

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000073863) never changes.

Identity and time

Publication numberOT-2026-000073863 · never reused
Internal UUID01a0ae93-2b8e-7ea9-98de-454603c6298e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073863
StatusPUBLIC

Content hashes

Canonical text88069af36954971cd0cd639785b01df616fc3004a58c18329c4faf22f658a9eb
Markdownae9c953c2ab8d28db4fa8b7a13c270249564081cfa94a858597ed172787b6825
PDF
Publication pagec0301760860dff5f6cbc47902231a8098f1b92dbb6791b0e2224e5fc2b8bb8cb
Manifestebbbcba87aa5699d1d515197b8383d63e49b96e1ecabca704ab87524996c20c3

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
SignatureaDIQwyEmX0nFTkkKlMtS645CWNQOSYw+kYuNLyL2Q2Nm3JLiBwT3Me+IPRvDFt3oqPsVelWpzwQSr0e9PNX6Ag==
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

2026-09-17T10:20:00.367937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073863
observed c0301760860dff5f6cbc47902231a809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.346684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073863/manifest.json
observed ebbbcba87aa5699d1d515197b8383d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.327833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073863/publication.md
observed ae9c953c2ab8d28db4fa8b7a13c27024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.308218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073863/publication.txt
observed 88069af36954971cd0cd639785b01df6...
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.