OpenTechnical

OT-2026-000016401

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000016401) never changes.

Identity and time

Publication numberOT-2026-000016401 · never reused
Internal UUID01a0ae6e-2d12-7558-9f46-d15c5294e38e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016401
StatusPUBLIC

Content hashes

Canonical texta32700afc73e3e5728dee4998b52642ea46d9a84841f2f529634362e0db8c983
Markdown2a58f45d1259d744e8e54574646a856767a38e10555f95fe2467d810ec9e4da0
PDF
Publication page6bb99cf0bf2dc5a97d18195929cdd282b5a55a97ac5c7717e973616e72825b40
Manifest58e577903d46e769dc31d2d0f09ab848f521224be026f80c1ba1d2ee6f8f9daa

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
SignatureBVKK6WGT40lqIQgSHRqEhpSx4KywvotejmAvngInGzj2OPvoukpG2jWfNjY09iieNNhcjavsxUNw904STh8DDQ==
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

2026-09-17T12:04:29.125514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016401
observed 6bb99cf0bf2dc5a97d18195929cdd282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.107306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016401/manifest.json
observed 58e577903d46e769dc31d2d0f09ab848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.088464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016401/publication.md
observed 2a58f45d1259d744e8e54574646a8567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.070014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016401/publication.txt
observed a32700afc73e3e5728dee4998b52642e...
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.