OpenTechnical

OT-2026-000072790

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000072790) never changes.

Identity and time

Publication numberOT-2026-000072790 · never reused
Internal UUID01a0ae92-89da-7135-b97b-5b585dbb7367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072790
StatusPUBLIC

Content hashes

Canonical textf0b2f42d0a1331825ece8228a923f0bc69f4bb1618a2075faa6414bce364e210
Markdownf94157a5accd905702388a22f450e5d17ff035705de21977e134a6b8e72de6be
PDF
Publication page2be07682cc418a849167d960ab566d067c79e95a1db07c3f270d773312024ed0
Manifest43ee46a447f5dd423af893bd574b2f1239dac1224529235d263a82141485cfb0

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
SignaturezN5m0c8i2+DOsNlAKTLKZSDcqgZK4XRcGrclxeEl7gSI4suRa+vdkOymDETzw4M7Y77kMM/B+XOJcwCEtUViAg==
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

2026-09-17T10:22:42.111928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072790
observed 2be07682cc418a849167d960ab566d06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.095572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072790/manifest.json
observed 43ee46a447f5dd423af893bd574b2f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.078657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072790/publication.md
observed f94157a5accd905702388a22f450e5d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.061392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072790/publication.txt
observed f0b2f42d0a1331825ece8228a923f0bc...
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.