OpenTechnical

OT-2026-000062713

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000062713) never changes.

Identity and time

Publication numberOT-2026-000062713 · never reused
Internal UUID01a0ae8c-6389-722a-b576-f71e7da32361 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062713
StatusPUBLIC

Content hashes

Canonical text90b92cbeea4da69aff8e798cf281d88de27df202485e01307cbb801081b74c8b
Markdownf6ae9968ec17bb5d6c9e6b525d117416de9cbc09f5012971d0d6ac70832c2db3
PDF
Publication pagec2eb8daa8017103993b9fa0549eb2d810f74168c4354a703fa625f9a41e8100e
Manifest4b6d5c6e185a57631e21d666ad6430ade073482ee81a04075418fcc019128cdf

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
SignaturecGN3sg+PihFpCo7OSDUYljhuitzWREBlt1n9aGDVXKJuANwdRZsWkQMEPaO6VfhkGauHPi6P4z31+bQHRptNDw==
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

2026-09-17T10:39:16.833535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062713
observed c2eb8daa8017103993b9fa0549eb2d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.813546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062713/manifest.json
observed 4b6d5c6e185a57631e21d666ad6430ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.792817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062713/publication.md
observed f6ae9968ec17bb5d6c9e6b525d117416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.773850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062713/publication.txt
observed 90b92cbeea4da69aff8e798cf281d88d...
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.