OpenTechnical

OT-2026-000092261

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, supply line 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-2026-000092261) never changes.

Identity and time

Publication numberOT-2026-000092261 · never reused
Internal UUID01a0ae9d-875b-7066-a3bf-e5342ababc24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092261
StatusPUBLIC

Content hashes

Canonical text3e312d3571ce49677be81940eb903f6b8499ae1fd3e6a1599f1dab11746245f3
Markdownc51d8431e6a66edcd88353e7485a28a9099502bb093d7fc23eb880753435c847
PDF
Publication page3fd0088b445d2b2d1abd76ecbc4e2657183c5237b3d3a05c35721df992d9cd5b
Manifest516a25c50fdd0688aecc1e5bc90c2a2a7c9a5cf86681ad1f7d971aee269f8e9b

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
SignaturenHyZtFhR5xL31plZefv9kYTo8Jfiqi8On5kb3AfndhQhJ/V74fiwl6rrVuOIiGdBRuKekz0hF1/iv7k5vrATCg==
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

2026-09-17T09:41:47.324087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092261
observed 3fd0088b445d2b2d1abd76ecbc4e2657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.306913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092261/manifest.json
observed 516a25c50fdd0688aecc1e5bc90c2a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.290162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092261/publication.md
observed c51d8431e6a66edcd88353e7485a28a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:47.273525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092261/publication.txt
observed 3e312d3571ce49677be81940eb903f6b...
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.