OpenTechnical

OT-2026-000035522

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000035522) never changes.

Identity and time

Publication numberOT-2026-000035522 · never reused
Internal UUID01a0ae76-b4c5-7170-9440-b1a1abc7eec3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035522
StatusPUBLIC

Content hashes

Canonical textb06008ad89b364724e32db527bee107522a125d6df1e1f472469bba49522ee8e
Markdown1f34ca4250d5b1ea41cd8f3a11d059879f2c2fb84466abe8918300d5c730662d
PDF
Publication page2951133f37a92464e02fe46b6c4f4397a462876783e6e468dc8f268cd38cae43
Manifest7e12b9b6cec125dc9f955cc3cbf05bb31a9ae720fa851002f0f9fd4aa90a97cc

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
Signature76BGhT9+4KeQ5fiTbak5/y6GT1k4TqIRZ8dFc8P2Wq1SCweg7sPeOWWbRzpaBInd+1X04hfyf73CLc2ltJacBw==
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

2026-09-17T11:26:56.696983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035522
observed 2951133f37a92464e02fe46b6c4f4397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.679760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035522/manifest.json
observed 7e12b9b6cec125dc9f955cc3cbf05bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.663039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035522/publication.md
observed 1f34ca4250d5b1ea41cd8f3a11d05987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.646665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035522/publication.txt
observed b06008ad89b364724e32db527bee1075...
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.