OpenTechnical

OT-2026-000027537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000027537) never changes.

Identity and time

Publication numberOT-2026-000027537 · never reused
Internal UUID01a0ae72-6998-7fb2-9340-e6ede9c32f60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027537
StatusPUBLIC

Content hashes

Canonical text51a6ff30516d4938d0d1afbdc211b091cdc0f3970761d152d6672d82885b9cd1
Markdown23805bdbe4ff8875e57ca4339ad26164459dd4c8c7446fe77f6f1d28c628853e
PDF
Publication page2e4981c6ae350dd7fd144dca819773954429157a841490c10806b556ea681963
Manifesta3d01a103c30349c87ba272ddfe234c713028682e2575be05f2cbb16775cdcfb

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
SignatureIhM029j9OSUIVnzjoJLc1zV/5qkSV77H5hjqo4ZcRC3g4dgKaypA21sygUQBkKGDopelVe/Dmu9lQ784/udlDA==
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

2026-09-17T11:43:01.412774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027537
observed 2e4981c6ae350dd7fd144dca81977395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:01.396414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027537/manifest.json
observed a3d01a103c30349c87ba272ddfe234c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:01.374752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027537/publication.md
observed 23805bdbe4ff8875e57ca4339ad26164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:01.355634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027537/publication.txt
observed 51a6ff30516d4938d0d1afbdc211b091...
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.