OpenTechnical

OT-2026-000032128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000032128) never changes.

Identity and time

Publication numberOT-2026-000032128 · never reused
Internal UUID01a0ae74-f7a5-7874-8474-0331c51532ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032128
StatusPUBLIC

Content hashes

Canonical text9ab17b8a17928ae1840a3f76baf8e475fc220dbf704b747f098ee2c5e7ee420a
Markdown0285dceb0801373dea75f667ac24ea862236da5139c3db7080e0665af758cb27
PDF
Publication page0aadabdc953c6586f4c9b5192479ce442a700cc651fbb97df8b6d0baf4835375
Manifest6059a8b6df5454bd42192a50a6fe5303a8b8175a210659ab0c6ce8ec26473cd0

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
SignatureZ3mh4jcwin0zBp9T8URJOSoMYk+rtjHd4uOL8XWHk3X8dxC5jfL5YG7Rn/+ESCUUyHsfUgXTVZXKcHzNcyaMBw==
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

2026-09-17T11:34:26.759279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032128
observed 0aadabdc953c6586f4c9b5192479ce44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.742660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032128/manifest.json
observed 6059a8b6df5454bd42192a50a6fe5303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.726634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032128/publication.md
observed 0285dceb0801373dea75f667ac24ea86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.708228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032128/publication.txt
observed 9ab17b8a17928ae1840a3f76baf8e475...
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.