OpenTechnical

OT-2026-000035671

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000035671) never changes.

Identity and time

Publication numberOT-2026-000035671 · never reused
Internal UUID01a0ae76-b4c7-7df0-8a7c-7b141d9cdd2d · 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-2026-000035671
StatusPUBLIC

Content hashes

Canonical textf5412e7947786d54afd9f8157ab9b4f9fcde7ca291120c722fdf98d1af206ce3
Markdownb0f7170df9e53e2e9f4618899a761654e58a80005433720b64ba1ddb671e3eea
PDF
Publication page576b6c4025e762a6d24784f6a1872d9efdb8428708e29e0abbb009f8f6af5902
Manifeste195c40b0cffd18da8ffd878df99b55d05199f82cf20ac4df2d4ed22ded768d0

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
Signaturenh+JJTM1JvZvmss5/rtGu1jXxghq3WuG5E8RjkzMqfS8f91jPwtTHrVMWjpZmeLPzSbQX7XALGPYL7/9XbfSCw==
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

2026-09-17T11:27:14.410885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035671
observed 576b6c4025e762a6d24784f6a1872d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.384818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035671/manifest.json
observed e195c40b0cffd18da8ffd878df99b55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.359962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035671/publication.md
observed b0f7170df9e53e2e9f4618899a761654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.331332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035671/publication.txt
observed f5412e7947786d54afd9f8157ab9b4f9...
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.