OpenTechnical

OT-2026-000037279

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000037279) never changes.

Identity and time

Publication numberOT-2026-000037279 · never reused
Internal UUID01a0ae77-b8cc-7056-8554-8028d6be820a · 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-2026-000037279
StatusPUBLIC

Content hashes

Canonical textaa8c9decafd3d0a9a5640765cf9bb25398ada42608a31a912db02a95aa5bd9bf
Markdowna50518b1576a132c0d00b0750ba800601200497fd45709bcbe74010e0b930586
PDF
Publication page7ec540049885da71c3627fb4d89f18f2e014c78ec626f96f41079910082ce6e2
Manifestb209cfeeaaa2169197d736b42489f9c2fe50dbff66c260867438dd8ccad9fdfd

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
SignatureHrDymnXV7LS2C2rFBs5cHk9P2dSH0qIiP4jr6mJTqyvED8xDh1iHhM5QuKc+zIAwI3nVRfruGgL4vKLyamfzBw==
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

2026-09-17T11:23:31.131628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037279
observed 7ec540049885da71c3627fb4d89f18f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.112816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037279/manifest.json
observed b209cfeeaaa2169197d736b42489f9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.054749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037279/publication.md
observed a50518b1576a132c0d00b0750ba80060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.972684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037279/publication.txt
observed aa8c9decafd3d0a9a5640765cf9bb253...
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.