OpenTechnical

OT-2026-000025936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000025936) never changes.

Identity and time

Publication numberOT-2026-000025936 · never reused
Internal UUID01a0ae71-a83f-7636-a481-782bae151afb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025936
StatusPUBLIC

Content hashes

Canonical textc1b28132f67299a6815edf63aecc4a3ce8f5dcf50c18f86bb26a32453fcd193c
Markdowne7cd8bfabfb1511ff4d90e2b3fe5bfb48f49a330797ae76da866fbd771b79cf9
PDF
Publication pagebfd85cefa795b7c7988bdabd1bc2002e907138c605c0f34eac20ce4eb3143fa4
Manifest2210d7e485822215413da0474a1e21eb72e340eec169433cc59988ccdeac797d

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
Signaturev3o3VuS1Dge5/Z9XF2XyR2RfsZVe6H2KPfkUr6V6YsY8Wfu8Znm3RmOVHYcp8VRqMcrQsTr4FcV1Tz6PQ/mBCA==
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

2026-09-17T11:46:17.933782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025936
observed bfd85cefa795b7c7988bdabd1bc2002e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.916033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025936/manifest.json
observed 2210d7e485822215413da0474a1e21eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.897854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025936/publication.md
observed e7cd8bfabfb1511ff4d90e2b3fe5bfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.879727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025936/publication.txt
observed c1b28132f67299a6815edf63aecc4a3c...
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.