OpenTechnical

OT-2026-000045784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000045784) never changes.

Identity and time

Publication numberOT-2026-000045784 · never reused
Internal UUID01a0ae7d-8f05-750d-b65a-666254e32b14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045784
StatusPUBLIC

Content hashes

Canonical textec821e78ae2402bca6b94099eb3de6dae436f1206a828ab7b739323a12fbeed7
Markdown231a4c76a1ced70bd3e498fe1410eb889db747e16c4a252d7da75f73f2e4b55d
PDF
Publication pageb31b889add7635d53ad53bf6dc3022b42b579b6d9d27cd1366180f90bfbd11d7
Manifestb5d4b61165a0b5e9b36adfd0a9e8a31088b17829ee6d3c6ef94364505b683a34

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
Signature4xrqYqDr/Thr26pB90S8kyk4uoTfWvVSfHqiFFZ4bMFGNJQ4e0/4zsPleoRAemk9cpIhcP468fTVoLJLHqiBAQ==
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

2026-09-17T11:09:38.731868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045784
observed b31b889add7635d53ad53bf6dc3022b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.715144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045784/manifest.json
observed b5d4b61165a0b5e9b36adfd0a9e8a310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.696608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045784/publication.md
observed 231a4c76a1ced70bd3e498fe1410eb88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.677148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045784/publication.txt
observed ec821e78ae2402bca6b94099eb3de6da...
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.