OpenTechnical

OT-2026-000099073

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099073) never changes.

Identity and time

Publication numberOT-2026-000099073 · never reused
Internal UUID01a0aea2-8287-7fca-b749-d794bf56a3c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099073
StatusPUBLIC

Content hashes

Canonical textbf701226936b0dff3342cb60cc37db0544c9c36c0157dcf061f5612b9dd6d690
Markdown9be61e85be0c57105ac4396de20e8913d400f5b26687731c6139d4a583c0d8f2
PDF
Publication pagef988b5d505f7287a0571a3236e7bb9a5b35a5041d7db58e51e788079cfc58c8f
Manifestb127f83a2553898e6d1a7fdbffdfbc91538b033ed77ab9c21d38ec87194be07d

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
Signature1HDvxqGm2qmJTvNzKoNACHJYfYKHW8HLRmirmXqGw1vkA0L4BZ5E0XaUYTPIhhGAOUKxamq516sNljDVWBydBg==
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

2026-09-17T09:30:18.168466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099073
observed f988b5d505f7287a0571a3236e7bb9a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.149709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099073/manifest.json
observed b127f83a2553898e6d1a7fdbffdfbc91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.127746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099073/publication.md
observed 9be61e85be0c57105ac4396de20e8913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.106490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099073/publication.txt
observed bf701226936b0dff3342cb60cc37db05...
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.