OpenTechnical

OT-2026-000073366

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000073366) never changes.

Identity and time

Publication numberOT-2026-000073366 · never reused
Internal UUID01a0ae92-efb8-78a8-af2d-b2303e2a6204 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073366
StatusPUBLIC

Content hashes

Canonical text327e26cc66b69120cda55c853230d91f21dd5ccf786b88f3e863b042be0b6961
Markdown622096764ae2b51b1931415b2cf76e1ba32ebd4ef0f5d09115070edbad3845c6
PDF
Publication page99f1d219354f4b92455a02ef070718457bdab2413ae8ec472dd6af8d381bc418
Manifest8b9f7a8ca71318cfba813cec35b65549ef5723f8748e729f5e1adb55de1481dc

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
Signature2MLMP0ztmlY36awsV52PYM4dWwluIyftcoCB0dC44R4iEWejYV9BZWFlZMaVn5XzwScR8p27stMvOpciOT4zBw==
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

2026-09-17T10:21:23.902197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073366
observed 99f1d219354f4b92455a02ef07071845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.883781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073366/manifest.json
observed 8b9f7a8ca71318cfba813cec35b65549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.863409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073366/publication.md
observed 622096764ae2b51b1931415b2cf76e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.843464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073366/publication.txt
observed 327e26cc66b69120cda55c853230d91f...
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.