OpenTechnical

OT-2026-000037293

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000037293) never changes.

Identity and time

Publication numberOT-2026-000037293 · never reused
Internal UUID01a0ae77-b8cc-7637-8781-112aa2a95e2b · 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-2026-000037293
StatusPUBLIC

Content hashes

Canonical texta94812f4a99fa2b966fc94aec7e5106e2712d861123ecaf3c7b6432f2f42c314
Markdown5f6a60cb43515c6ae3ced12357eb17d576d832b308820921ff3744d01d3eab30
PDF
Publication page85ae8c42ff503f25194963e7bb03c9b17a1c4fe0c803dcacb663fc079aa2736a
Manifestcbdd886959492c9a29ff579d26461b66b63a943b03273ba568f42bb52ab20ed1

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
SignaturepQGB23c4efO2Ne+v6rUoCOS82VXt4IB0PSkSXDzGZwOKSubXZXL30+wxXF4TOVCUrZWyXqkXLUHeS2Lf4cTRDw==
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

2026-09-17T11:23:34.552452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037293
observed 85ae8c42ff503f25194963e7bb03c9b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.534689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037293/manifest.json
observed cbdd886959492c9a29ff579d26461b66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.516393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037293/publication.md
observed 5f6a60cb43515c6ae3ced12357eb17d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.499818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037293/publication.txt
observed a94812f4a99fa2b966fc94aec7e5106e...
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.