OpenTechnical

OT-2026-000044711

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000044711) never changes.

Identity and time

Publication numberOT-2026-000044711 · never reused
Internal UUID01a0ae7c-39da-7bf0-be4d-98207643a353 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044711
StatusPUBLIC

Content hashes

Canonical text9989b11171d7b18701b97da56fd235532ccc6a75eec25b395a6289eabe2fbdf0
Markdown90d982ff15fb64fbe4cf86a6e44ce9982b5783c8732324de545b2425fcd295b7
PDF
Publication pagefdcc50e483c12d9c75d2daa06d70feaab7a291c0c95d02d72f3afc6df71e0014
Manifest95590f8269c420f9261f2a54bbabb1edfabbb6c4d21c8dafe0d828f76f9686d7

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
Signature9lCcaimVGdkZjjot0Diqr6jzT902T5ghdoz8ohmJcs3Ht852IfVrhbhiMhzEiK2zXQsboRjZoDsH8nGI2lnLCA==
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

2026-09-17T11:11:58.483482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044711
observed fdcc50e483c12d9c75d2daa06d70feaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.464645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044711/manifest.json
observed 95590f8269c420f9261f2a54bbabb1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.444474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044711/publication.md
observed 90d982ff15fb64fbe4cf86a6e44ce998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.423374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044711/publication.txt
observed 9989b11171d7b18701b97da56fd23553...
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.