OpenTechnical

OT-2026-000011189

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000011189) never changes.

Identity and time

Publication numberOT-2026-000011189 · never reused
Internal UUID01a0ae6c-540f-7a50-867e-f5f033f1eae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011189
StatusPUBLIC

Content hashes

Canonical texta769b92ee3134c0a064f0049c756e140922bad9e05a5ce8d54f5fc990aa3e26d
Markdown151dbdd57d09f619bc1165b30a07d398520f2a26c258fddb3cb49c13a868ae72
PDF
Publication pageb0ee84d0eae1e15f463d60b4d459e2b9f703f7473252ae214ca297e42f7df64c
Manifestb00815ae8fa47f3838045279b69a987ab0aa75751d935670caee732d99b6459b

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
SignatureONrnTiRVFnBkaB0Pi8WSqagyCgRXPTcKyTgqNkUMKrth4RDaKq+ZIPmSfusWlCGXUOgRrj5JGPL4lKF/DKYvBQ==
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

2026-09-17T12:14:08.018813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011189
observed b0ee84d0eae1e15f463d60b4d459e2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.998256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011189/manifest.json
observed b00815ae8fa47f3838045279b69a987a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.977087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011189/publication.md
observed 151dbdd57d09f619bc1165b30a07d398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.957435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011189/publication.txt
observed a769b92ee3134c0a064f0049c756e140...
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.