OpenTechnical

OT-2026-000039393

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000039393) never changes.

Identity and time

Publication numberOT-2026-000039393 · never reused
Internal UUID01a0ae78-9675-73b1-a756-358aeb06b842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039393
StatusPUBLIC

Content hashes

Canonical text84445cbc1d78f7b199dd54e4eec58d918c86494a5ff79bd64318e794ace8828c
Markdown5259417e3ad395d698954198624d6cfc3239a70e3799a305f0f6b5f5c454ec93
PDF
Publication pagebe1f035ee07f07d191f03cdba7dbb74d54bb9d22234fa94b0ad5f732d6016e62
Manifest14caaf9abdf30f12b517daaf00ac20fc29c8edc91c03c4c73502e0a80b492bb0

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
SignatureFnG5Y8jtsA8fqf8MDTZtWOut/sWBWSpyWRHNx6v6h8b4GejDmT6KyjYn1W4zMYHJLuobrZ02LMSzzYhGxzhJBg==
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

2026-09-17T11:21:00.141864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039393
observed be1f035ee07f07d191f03cdba7dbb74d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.125666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039393/manifest.json
observed 14caaf9abdf30f12b517daaf00ac20fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.106698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039393/publication.md
observed 5259417e3ad395d698954198624d6cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.088241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039393/publication.txt
observed 84445cbc1d78f7b199dd54e4eec58d91...
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.