OpenTechnical

OT-2026-000016050

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016050) never changes.

Identity and time

Publication numberOT-2026-000016050 · never reused
Internal UUID01a0ae6e-0c4e-7119-89bc-03bb918d0172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016050
StatusPUBLIC

Content hashes

Canonical text91e6deb6c170a09727bcd5ef81b8e1238f164913c32050b813e1c371f778a8fc
Markdown3be60dd23f567f655275063e02a36a63ceeca2be17d9ac3cde2a73e3fbe96b4b
PDF
Publication page11e922d63525c649e5e0dc6cc46685e986b634525b86e6e5ab8b317a72d6b6bb
Manifestf19863d8881e0532d2c08656914d070f0caac12cbd8e1f5405661c05e6cd9ebd

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
SignaturePh6kh15buIElauaK6XBFXJkUMw4LEtXdgpKTYOfadf9HhdwBXdjGdh81HFMOyCpwl6vc4wXiscy9QBrtQwmMDg==
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

2026-09-17T12:05:36.409361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016050
observed 11e922d63525c649e5e0dc6cc46685e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.389406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016050/manifest.json
observed f19863d8881e0532d2c08656914d070f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.367475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016050/publication.md
observed 3be60dd23f567f655275063e02a36a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.346166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016050/publication.txt
observed 91e6deb6c170a09727bcd5ef81b8e123...
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.