OpenTechnical

OT-2026-000092849

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000092849) never changes.

Identity and time

Publication numberOT-2026-000092849 · never reused
Internal UUID01a0ae9d-b601-7087-bc90-4084d85814f8 · 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-2026-000092849
StatusPUBLIC

Content hashes

Canonical textfdc3240407589562f4d500d11441a665ec881e9010d7fed34cb9a9f3358e96a6
Markdown25b94d586b2434e289a38571cb8cc091b03428f5dcc099a516705afb1af4df42
PDF
Publication page1d8fc5c4ae92377b9ea0c9bdb5240b38afb3660a672c660dbf1301ef86a6e282
Manifeste21e18d744219a2e2f1fca565ad79ef5514b679f280291becca91d7177642e4e

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
Signature9B+45/ustoHNRfcwzhKyd9R39Nti+bag57ngBW5BBjhNMmTaRJhCTUCimN140ZxVtfTxL4AbT9624fI1w4u7Dw==
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

2026-09-17T09:41:30.256927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092849
observed 1d8fc5c4ae92377b9ea0c9bdb5240b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.239756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092849/manifest.json
observed e21e18d744219a2e2f1fca565ad79ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.220583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092849/publication.md
observed 25b94d586b2434e289a38571cb8cc091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.202147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092849/publication.txt
observed fdc3240407589562f4d500d11441a665...
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.