OpenTechnical

OT-2026-000016902

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000016902) never changes.

Identity and time

Publication numberOT-2026-000016902 · never reused
Internal UUID01a0ae6e-591a-7723-b3c1-7ca395796da0 · 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-2026-000016902
StatusPUBLIC

Content hashes

Canonical textccffac7db58641972bbfc8c7225e2ee73ef5ee52164457e77d38d3d79c0fb92f
Markdowna6bf6324c82e963d842356a101800bd1601d8516c146244a888dd1edb7431acb
PDF
Publication pageb8de61c165ee5c2e5df4d7ea6e7ade14343eaf4842051854c9b4cba2534b7aee
Manifestee2f7061901111a6901d10f147fcd244a3d397be0b82f757c37613a0bcb4abdd

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
SignaturenO1WUDprqKCXYVUoI0rFTlssPd9xODUX71HXkU+IL6RU+I4ETXKDcE9Ud0b9ugmRT3C/VyXhSjJCcvM01ratAA==
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

2026-09-17T12:03:10.768341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016902
observed b8de61c165ee5c2e5df4d7ea6e7ade14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.750579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016902/manifest.json
observed ee2f7061901111a6901d10f147fcd244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.731821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016902/publication.md
observed a6bf6324c82e963d842356a101800bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.713788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016902/publication.txt
observed ccffac7db58641972bbfc8c7225e2ee7...
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.