OpenTechnical

OT-2026-000092717

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000092717) never changes.

Identity and time

Publication numberOT-2026-000092717 · never reused
Internal UUID01a0ae9d-b5ff-7d5b-b80e-9d89969ec513 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092717
StatusPUBLIC

Content hashes

Canonical text6435e96ec6d4c9bdbeb5a6cd0f0ba5955c08a581cdf53cef34b3f2754a203676
Markdownbbfd47f65a716fae1f3ea1a687b52f582e056519df9695c9023cf595c879f8ff
PDF
Publication page4049cb8f025888a81edf2d5710f4e817679a10659356f1db7b216659a97b80cd
Manifest425b4ed047e882f22e4d0be268121c527f661addb2f8e8f421a2c76041ae6824

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
SignatureZpJ5TWaVdkvZmAqJADeOe4kINx7jWb9f5Fm4olxEE7kWC92F4bg8qCeWvgmpB2WF2B5wFZSrrCzAfWBZkrUcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:20.380760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092717
observed 4049cb8f025888a81edf2d5710f4e817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.365530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092717/manifest.json
observed 425b4ed047e882f22e4d0be268121c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.349383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092717/publication.md
observed bbfd47f65a716fae1f3ea1a687b52f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.332800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092717/publication.txt
observed 6435e96ec6d4c9bdbeb5a6cd0f0ba595...
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.