OpenTechnical

OT-2026-000011013

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000011013) never changes.

Identity and time

Publication numberOT-2026-000011013 · never reused
Internal UUID01a0ae6c-540e-72de-8df0-bf530a607ede · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011013
StatusPUBLIC

Content hashes

Canonical text3ef22f1e4507fe34a940d28658ba13fee38456697b8bcf48fe2d4ccf40b19b66
Markdown478d50d59c8cac7fe2de8c993e28c35e04c5ce9ca704cbc092d9b3bbd68cd4fc
PDF
Publication page50a624a5b9ff1ddfa1d26850091a77e9ecaae721ac9330e07b13913387b61d1d
Manifestc73e67b99f60044c87c83101c89040f18fdcf55af63af80c8c1e7c7360d9019c

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
Signatureh6o/yfEymnO7aqQZOUVGbHqlsheGFwlniqEPEQWCt/9mJqY0lr2VpmCtnNNyB8gKkfNqFKbGxb9udb0OUVbzAg==
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

2026-09-17T12:13:49.956049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011013
observed 50a624a5b9ff1ddfa1d26850091a77e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.937160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011013/manifest.json
observed c73e67b99f60044c87c83101c89040f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.919117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011013/publication.md
observed 478d50d59c8cac7fe2de8c993e28c35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.898175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011013/publication.txt
observed 3ef22f1e4507fe34a940d28658ba13fe...
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.