OpenTechnical

OT-2026-000016372

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000016372) never changes.

Identity and time

Publication numberOT-2026-000016372 · never reused
Internal UUID01a0ae6e-2d12-777a-9655-46a4b67d277e · 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-2026-000016372
StatusPUBLIC

Content hashes

Canonical textd6d6f9dca2882fa318ddd64673de4d2ae54881f4e0261261f6d073649900b6eb
Markdown695f9d36e796d3f3ab59e995b250627f8dd4a78cc098e9cea31db76fdfbc184a
PDF
Publication pagee17b786862677d13e44ac4bcd5e258fe58a9663a824ead146840ca87a819d190
Manifest870d10183abf79ac915346e950426fbfccd5fe3f671bb6f2891cef1e18e9e7ce

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
SignatureN3WYbAlXzpX+QhuQw91e5lGek3LNUTAC+YKmGo686Yi+p9MQtm+CxOtYiaYgvB42LdmYfztIFI8B3wb9Z335Aw==
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

2026-09-17T12:04:26.875515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016372
observed e17b786862677d13e44ac4bcd5e258fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.857130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016372/manifest.json
observed 870d10183abf79ac915346e950426fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.836705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016372/publication.md
observed 695f9d36e796d3f3ab59e995b250627f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.803602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016372/publication.txt
observed d6d6f9dca2882fa318ddd64673de4d2a...
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.