OpenTechnical

OT-2026-000016394

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000016394) never changes.

Identity and time

Publication numberOT-2026-000016394 · never reused
Internal UUID01a0ae6e-2d12-7f1c-ab1f-08aecbe8d74f · 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-2026-000016394
StatusPUBLIC

Content hashes

Canonical text7d804b112fdd01f3ee874949e38b79b85d5347a01ea647ffe815cad4b7cf0611
Markdown43a6225e2c630c0709aea566a95b1bfa55c0146e3e54f2ee3707b13d6109fdbc
PDF
Publication page445ced236f2aceafdaaac425d19c0b6a48e1ddd7f1eb9e7c592d44da1407287c
Manifest43919bd632762cc01b3e83722ea6f417c81b6923aef991f37215b39bcdce81cf

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
SignaturenjKAXz9afyolPG5k4nMf9FGLaUzUw0FA9U+Z1pn7FLPGjOt9xnjssDlrKsK+sfH3aaniN+lAOPWH7zazyW2hDw==
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

2026-09-17T12:04:28.587501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016394
observed 445ced236f2aceafdaaac425d19c0b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.569002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016394/manifest.json
observed 43919bd632762cc01b3e83722ea6f417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.543162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016394/publication.md
observed 43a6225e2c630c0709aea566a95b1bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.526397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016394/publication.txt
observed 7d804b112fdd01f3ee874949e38b79b8...
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.