OpenTechnical

OT-2026-000084761

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000084761) never changes.

Identity and time

Publication numberOT-2026-000084761 · never reused
Internal UUID01a0ae99-43b3-7c5b-9103-022381f35ffc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084761
StatusPUBLIC

Content hashes

Canonical text6897a131b8d950022ea603b44db6e7b6b720569067504a9fc608cb86300f9558
Markdownbe6d311e9ec9d114beedf638ddafdce9b70ae8f379e640ea54a63ef22ce9b84e
PDF
Publication page2f29a4868bf874b2704f60687f73d8c22e6139f7dd0fdf9b7004a7609047a905
Manifest857718996c48e7664495a103c5a07460d3003a87999ac3fec7613c16375bd31d

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
Signaturexz0qdwg6kZ9lY3rD3j1zBtF78oztjuXA5g9Z9e41PCDf379YhOX4mvgdjMVD7OdRvoi8dq8YbE+MTXkPeZ0DBw==
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

2026-09-17T09:54:41.180298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084761
observed 2f29a4868bf874b2704f60687f73d8c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.162241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084761/manifest.json
observed 857718996c48e7664495a103c5a07460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.143199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084761/publication.md
observed be6d311e9ec9d114beedf638ddafdce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:41.126395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084761/publication.txt
observed 6897a131b8d950022ea603b44db6e7b6...
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.