OpenTechnical

OT-2026-000074168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074168) never changes.

Identity and time

Publication numberOT-2026-000074168 · never reused
Internal UUID01a0ae93-7178-734a-a677-4818606f064e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074168
StatusPUBLIC

Content hashes

Canonical textfc0d23cae2237674420feabc0d331faeb630ca5d2368af257caa1f5940c228ce
Markdown19c31d7b61e017a536aaf0b241720fe86d885b0f5d6e1211f2335dbbbfc81ae1
PDF
Publication page452484eca2d31f52a5cf8002f74c08c20403161524c70ee9516f5288f14ddbac
Manifest502497b0f77561693bee5eb8a993d4c99b0b6f1b302a8a944606b5e0c3c0bd3b

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
SignatureLEiIGu9irgrsG966Jszj3MXrNyBVBaDuF6OGRW9dXXePw9FlZWb5kJWYLtbLtY38wuyjZI51ehQQYbjJv9/vDQ==
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

2026-09-17T10:19:01.093902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074168
observed 452484eca2d31f52a5cf8002f74c08c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:01.077113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074168/manifest.json
observed 502497b0f77561693bee5eb8a993d4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:01.061518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074168/publication.md
observed 19c31d7b61e017a536aaf0b241720fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:01.043188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074168/publication.txt
observed fc0d23cae2237674420feabc0d331fae...
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.