OpenTechnical

OT-2026-000037694

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000037694) never changes.

Identity and time

Publication numberOT-2026-000037694 · never reused
Internal UUID01a0ae77-b8cf-7c87-8828-c99585a3928e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037694
StatusPUBLIC

Content hashes

Canonical textdb69f5512af4e3d1f4e655acbc30dd2170157c60ae59b9c790ca56dbd671ae6e
Markdowneddd91b40e434e01a16aa4609059442e4860e0d05356d9538862ef9c97fc9528
PDF
Publication page3b5b6a7cc5769851f343f0584167284ccfbd9c8bbd0e19c25e072abda26a5131
Manifestcef657d5e424095ef2b324fa928e755694c3e5af8a314e0dbb16976f0112c8ad

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
SignatureX3p/GID46uFCTgqtrgBb29cH767JVFdt1WgtUbbcCI7p0Dl8OzclO4Mx5pf2zog+6kONVfirn6pjUZDCJgEEBw==
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

2026-09-17T11:24:15.252899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037694
observed 3b5b6a7cc5769851f343f0584167284c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.235254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037694/manifest.json
observed cef657d5e424095ef2b324fa928e7556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.209316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037694/publication.md
observed eddd91b40e434e01a16aa4609059442e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.184482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037694/publication.txt
observed db69f5512af4e3d1f4e655acbc30dd21...
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.