OpenTechnical

OT-2026-000092379

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000092379) never changes.

Identity and time

Publication numberOT-2026-000092379 · never reused
Internal UUID01a0ae9d-b5fb-74a1-99ae-909fb14893dc · 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-2026-000092379
StatusPUBLIC

Content hashes

Canonical textcf67dc9f8628f305f26379971fc6f592998bcfe6d5b85797f4809b1745b0d022
Markdown03ae7b4a12be51b8a6f6e9618d8738d80088de2c82c5f7fc45b56d3b31cad78e
PDF
Publication pagef1f31a1aca8a2a72542158a37eb18a246e34246d7c2840fe76fc8707db8b28d4
Manifest0592a0063700be49925913759a127131782714510316a539bbaa3bf57d8a48b9

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
SignaturekPknncPmC13hYV4T0nU1JMMIUTV/u+SuT6lOvDiIoYVkvdk6MePNiccqDzZ30mwAu7d9MIc92SGPp9dF+jxnBw==
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

2026-09-17T09:40:54.554731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092379
observed f1f31a1aca8a2a72542158a37eb18a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.535984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092379/manifest.json
observed 0592a0063700be49925913759a127131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.516303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092379/publication.md
observed 03ae7b4a12be51b8a6f6e9618d8738d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:54.489876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092379/publication.txt
observed cf67dc9f8628f305f26379971fc6f592...
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.