OpenTechnical

OT-2026-000016296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000016296) never changes.

Identity and time

Publication numberOT-2026-000016296 · never reused
Internal UUID01a0ae6e-2d12-7dbb-8f1b-631811b9f945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016296
StatusPUBLIC

Content hashes

Canonical text502d491699f3eb5f5da47f0924a5b249f6cb0c79f9ba1ad5403bd11eef269468
Markdown174719ab47ff86afc0461c815b114c9ffdfd49ecd5edc40e31ef41ce537df1ee
PDF
Publication page1272a263ef9282ebc07fc225530de3bbd8ec8c4bdf897dabfd4dc0e197d5eaaa
Manifest2ea220f1517068e76245fd4e01e4fe3da368b12adaa212f32bde906682ee9c71

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
SignatureYNkfNQoWwCbYtZjPtqcsvDTxkai6E2hRZ+MpM4YnqmiIxpIQ9c0nL+95yTaWxTFgXfRTJtdOOsN03oIHk6kXBg==
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

2026-09-17T12:03:47.229922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016296
observed 1272a263ef9282ebc07fc225530de3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.212076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016296/manifest.json
observed 2ea220f1517068e76245fd4e01e4fe3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.194056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016296/publication.md
observed 174719ab47ff86afc0461c815b114c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.175261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016296/publication.txt
observed 502d491699f3eb5f5da47f0924a5b249...
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.