OpenTechnical

OT-2026-000033590

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033590) never changes.

Identity and time

Publication numberOT-2026-000033590 · never reused
Internal UUID01a0ae75-a38f-7026-a212-4fc0082ef86a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033590
StatusPUBLIC

Content hashes

Canonical textbac2de0d9ed264564032a1668316abff05a9b4ece3f7425a711702decfb17d2e
Markdownc6d0e72799dcad77c6d859f8fefb04b5d87e80136c623ef9698744794fbf007f
PDF
Publication page11afeee9f6670956ea2ae782bcc76776866812507fb402f88a8f8132b78eda2b
Manifest94ffbe7b93daa8771a0148e5caa35693045e2f99809f10be275f618a77f3658c

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
SignatureUW7KbPxYKtcS9TXh8wqJ/ppkkt/cMKNaQ1N55bFyLKwE1WCs7mtFxEGx1FhSsDFGxjJYMfAgXQZ4LUV2zoRECA==
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

2026-09-17T11:31:28.013388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033590
observed 11afeee9f6670956ea2ae782bcc76776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.991877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033590/manifest.json
observed 94ffbe7b93daa8771a0148e5caa35693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.971665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033590/publication.md
observed c6d0e72799dcad77c6d859f8fefb04b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.951215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033590/publication.txt
observed bac2de0d9ed264564032a1668316abff...
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.