OpenTechnical

OT-2026-000032240

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000032240) never changes.

Identity and time

Publication numberOT-2026-000032240 · never reused
Internal UUID01a0ae74-f7a7-702c-98a3-7a32bf45e4b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032240
StatusPUBLIC

Content hashes

Canonical textc7597d3c8e28bad2b11936c67a9f11af6778248780507e7f09e99b4395dcd0c2
Markdown356ab22ef69b9200641e10440b67ebec84a813d1044af996d21644bb93e1f6cd
PDF
Publication page9833b070896869d79f2cadd16cc83f3bdfd8d09118927a4c0c5df2af12bf08bb
Manifesta27a915d9f20f5eda6917c3d5c50aa16c110551ca47753d0dc0f004242c22151

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
Signature8U7l3s5p3krTynNpsqw3JgecOR6ChSujIkvLfuHAYZd7IhZSckZIaocWFxL1vJNL7JcYuaRsMQ8R2/eLCfUYCg==
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

2026-09-17T11:34:35.695596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032240
observed 9833b070896869d79f2cadd16cc83f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.673322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032240/manifest.json
observed a27a915d9f20f5eda6917c3d5c50aa16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.650957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032240/publication.md
observed 356ab22ef69b9200641e10440b67ebec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.632664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032240/publication.txt
observed c7597d3c8e28bad2b11936c67a9f11af...
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.