OpenTechnical

OT-2026-000016690

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000016690) never changes.

Identity and time

Publication numberOT-2026-000016690 · never reused
Internal UUID01a0ae6e-5918-767c-894e-25b9e88e1c0a · 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-2026-000016690
StatusPUBLIC

Content hashes

Canonical texta7e0b3313e4edb8cf94e4a059ddda64bde45ac6b048ab5dc75db4930fff0c58d
Markdown124c90a3c4aa08d922863c591d5ac50ae76b536b395891f0a64ac79a57c55abe
PDF
Publication pageac19c44f9587ad6b45d26439efa4af799e706ae5c02897739ae930332f5b9cae
Manifestb6d2f8043c0f695e361e55c1a2eaebdb96b16252a789713bf0e457ee3df87149

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
Signatureoi1YItCMLsbQMUkEvBx5BByfMh4XFPFsfkZnlrPZvqquEftQV4kwLdju69i15XZiwwo4Oog7BPzE6XGvr+5+Cg==
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

2026-09-17T12:02:54.655964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016690
observed ac19c44f9587ad6b45d26439efa4af79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.639229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016690/manifest.json
observed b6d2f8043c0f695e361e55c1a2eaebdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.621033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016690/publication.md
observed 124c90a3c4aa08d922863c591d5ac50a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.603642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016690/publication.txt
observed a7e0b3313e4edb8cf94e4a059ddda64b...
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.