OpenTechnical

OT-2026-000016924

Publication integrity record

Single bellows cup vacuum gripper, two 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-2026-000016924) never changes.

Identity and time

Publication numberOT-2026-000016924 · never reused
Internal UUID01a0ae6e-591a-7516-b308-d90f30052051 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016924
StatusPUBLIC

Content hashes

Canonical texta5d316830b2ab226bf931b120045d32e22dab05ff6e880f9d21c6dbc16480148
Markdown8df44ca07119496226f07c8da57507bc0e0b0c22c435f516140789869fad8415
PDF
Publication pagecb42fae701a7d33455730c5d7ba1e9dfa771533da2acd5c740730ce78791cb3f
Manifest8c9ca988180e41b947bde16d2e358204aa7aad0f44275168c5f83fdea23c0c65

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
SignatureBt8AKdiOqtEndKfHYNcszNFDVUYDjPptgg7XRBTlDaLuTS9pOCZ4mqDELGhY3mUZC8Oal1u3y/204L6ot0wiAA==
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

2026-09-17T12:03:12.316655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016924
observed cb42fae701a7d33455730c5d7ba1e9df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.300536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016924/manifest.json
observed 8c9ca988180e41b947bde16d2e358204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.284071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016924/publication.md
observed 8df44ca07119496226f07c8da57507bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.268580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016924/publication.txt
observed a5d316830b2ab226bf931b120045d32e...
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.