OpenTechnical

OT-2026-000016761

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000016761) never changes.

Identity and time

Publication numberOT-2026-000016761 · never reused
Internal UUID01a0ae6e-5919-7933-a7b0-1de3e11528c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016761
StatusPUBLIC

Content hashes

Canonical textb1bb87ddde2d10dc3a9aa52397ed55dfcaf197442ef40002e205838b06714128
Markdown21af930b4b91f6af2df9b3d8fef130b094522ee6ff6f78ee259b5d2811b5c41e
PDF
Publication page616ae936532b4ceacee32a149fbeee1f9b92c6b067f0ecf8b1421cd5d7452807
Manifeste0cdf22738860e17dd04a17aab7363da3f731a27d7a61cac5b85a5f34320276a

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
Signaturec665mvEVd8V3KWlvCkzdd1b9ShFuKWnIn6gHVAGvoIYp43FOZhCG/Yatz3vSnxlJ3aQOOroMRap4+LV7bqMQCQ==
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

2026-09-17T12:03:00.043629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016761
observed 616ae936532b4ceacee32a149fbeee1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.026435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016761/manifest.json
observed e0cdf22738860e17dd04a17aab7363da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.009667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016761/publication.md
observed 21af930b4b91f6af2df9b3d8fef130b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.991626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016761/publication.txt
observed b1bb87ddde2d10dc3a9aa52397ed55df...
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.