OpenTechnical

OT-2026-000017469

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000017469) never changes.

Identity and time

Publication numberOT-2026-000017469 · never reused
Internal UUID01a0ae6e-76c9-7fe8-8782-8d183f9a9b14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017469
StatusPUBLIC

Content hashes

Canonical textfae3edf310a7607f333f4f2825e4151354f60662d26ba03f5acad9ad0173055e
Markdown73c88079d8fac0ee331b038527903cd6d2d7d510b346a057a28183676b754bb1
PDF
Publication page94d4f498fea9019d1230918d707a502eb9513d1c0f8ebeeb659ba80b8d7a6598
Manifest26cc8ca4ab6477300625826bc1c0852bf60e7f87386ebeeb416173a75b8f6f98

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
SignatureeOdOxK+WMXrZbJmMg1OF7l9MTv3U9nQkJvGwPEK0ytkutB+tVV1CvB+WhbFh2A46x6BA8Ghztl+VsGQh2MYbCA==
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

2026-09-17T12:02:36.717689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017469
observed 94d4f498fea9019d1230918d707a502e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.698794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017469/manifest.json
observed 26cc8ca4ab6477300625826bc1c0852b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.681271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017469/publication.md
observed 73c88079d8fac0ee331b038527903cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.662427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017469/publication.txt
observed fae3edf310a7607f333f4f2825e41513...
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.