OpenTechnical

OT-2026-000016789

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000016789) never changes.

Identity and time

Publication numberOT-2026-000016789 · never reused
Internal UUID01a0ae6e-5919-7719-b020-94f39960ec2b · 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-2026-000016789
StatusPUBLIC

Content hashes

Canonical text1c186b674dbbb3d6c27f6b0f018aa6f6c8759ee411733fe72c0be1f2188dd258
Markdown26971ddf80f9ffe60fe46341dad46822ca5042cf0a7dce68971e1c7bd2294bdc
PDF
Publication page564f9bd87a6515e4c0a875af70f9e6d49e82a5d87f4efe98ab908b6accf540a3
Manifestdb222cfaa77b94afafe12f57a837b5cd705ec014596e153807bdf78bf9af0cb9

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
SignatureW37XGh6eW59nalrye5vTl2ixg1EHJYfBE0mka7H0Bp0CZ1PA9gYi40SJzGKOIPC2/CIA5Eli8tIl1gM8auUqCA==
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

2026-09-17T12:03:02.184880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016789
observed 564f9bd87a6515e4c0a875af70f9e6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.162594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016789/manifest.json
observed db222cfaa77b94afafe12f57a837b5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.143699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016789/publication.md
observed 26971ddf80f9ffe60fe46341dad46822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.125464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016789/publication.txt
observed 1c186b674dbbb3d6c27f6b0f018aa6f6...
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.