OpenTechnical

OT-2026-000096829

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000096829) never changes.

Identity and time

Publication numberOT-2026-000096829 · never reused
Internal UUID01a0aea0-a4ad-70bc-97e2-bc6045997c7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096829
StatusPUBLIC

Content hashes

Canonical text05aa7ce83708024e3cc2a60a7200c8f3af11fcd5adba6b94d7cfbb93298505ba
Markdown82420d37fa614de5aef25925a2e55610fb4d30179bdaa0bff813ff38558c297f
PDF
Publication page26903fe0deea72d48651ddb4165fd0ed2083182ab2cc2b0c7b034bab9f988855
Manifest07b768b7d617b2e2eded292d68cb2af4d07d4c96abe32d0dd6a71bb130634d7a

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
SignatureDUdAr+hVRg+OcdV7boUE+LmLjCmtrmlkzWByOo5k+sQMKtCQ6vBXVnkalmYa/ghKtZeP6hSsppNOiOfagGxHCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:25.535455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096829
observed 26903fe0deea72d48651ddb4165fd0ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.519193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096829/manifest.json
observed 07b768b7d617b2e2eded292d68cb2af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.499975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096829/publication.md
observed 82420d37fa614de5aef25925a2e55610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.483301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096829/publication.txt
observed 05aa7ce83708024e3cc2a60a7200c8f3...
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.