OpenTechnical

OT-2026-000046507

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046507) never changes.

Identity and time

Publication numberOT-2026-000046507 · never reused
Internal UUID01a0ae7e-57dd-7866-9ee6-a35a2865c422 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046507
StatusPUBLIC

Content hashes

Canonical textbe58d1654f02a4402cbfc610df8cf883343278155a63340ba2f8a43d830a3abb
Markdown07759595d28635217e122da9e9eb59e231cddf0d98d1c8bc9bfa14c8eab2349e
PDF
Publication page95a1db672901756e71ea74c1dcd861aa41197501a803d73795887e3a60bef91c
Manifestdac1182e6a34c11432b70a827427e882b3cb9fc2029150195aa8090b335768d4

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
SignaturetfkhYrvsQRer7D0MDAAHx9HsPL/wq8QmRlbX7pDhlM/X4iFluAubh6ksMbPD3a4ThuNJ87hZMdX+sd5stUyUBg==
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

2026-09-17T11:08:32.997252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046507
observed 95a1db672901756e71ea74c1dcd861aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.978599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046507/manifest.json
observed dac1182e6a34c11432b70a827427e882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.959657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046507/publication.md
observed 07759595d28635217e122da9e9eb59e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.941028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046507/publication.txt
observed be58d1654f02a4402cbfc610df8cf883...
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.