OpenTechnical

OT-2026-000032629

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000032629) never changes.

Identity and time

Publication numberOT-2026-000032629 · never reused
Internal UUID01a0ae75-1070-7cae-8546-21a206aa7dc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032629
StatusPUBLIC

Content hashes

Canonical text6d3be46b581a0ac115057862712c72d011f2790487455c46b14786e354587098
Markdown2849a873d19a5c1f1d36eb9732baf468a4da54ed653a6beaaccd1051a3e9551e
PDF
Publication page767f4cc21f5149879f9debea5e3c67de864ad7034efcc53d95500166ee0cc6ae
Manifest1d7037386527223d55d871b611025fccd85d00c0b6fdffea78d36658ff9172d2

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
SignaturefVHC57uPke6G99cfUtweYeCsjnABNFL3a+QYOy0RjsaONp6jOlHU6yNLar6EQZSC2xMHMXB0u+oMpZBx42gdCg==
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

2026-09-17T11:34:13.048510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032629
observed 767f4cc21f5149879f9debea5e3c67de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.031708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032629/manifest.json
observed 1d7037386527223d55d871b611025fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.015985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032629/publication.md
observed 2849a873d19a5c1f1d36eb9732baf468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.998294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032629/publication.txt
observed 6d3be46b581a0ac115057862712c72d0...
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.