OpenTechnical

OT-2026-000092686

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000092686) never changes.

Identity and time

Publication numberOT-2026-000092686 · never reused
Internal UUID01a0ae9d-b5ff-73ae-a474-dbfda9d5858f · 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-2026-000092686
StatusPUBLIC

Content hashes

Canonical texta9595770606d6f8964c8af81b09582a1b8e3b924088f1dc7d83b9bac05449b9d
Markdown28f99b8fd71925804c0623855d2cdd8b8e5ed28e80b427c566325839579a3c8d
PDF
Publication page84f8f43c327f499dfa6e7819a1ecf10d534866459d3535b7378ccb8728eb1adc
Manifest428b574f2f25f95bfd6eb7992c195e8cadbba857323b820bb2ab384ab644b867

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
SignatureSeQE70AKni9hNU0lIxDkvhPKfAyRD4COLRpPG6TfZCIywd7JUhPpQ7CVsBkde449FnL1WxLnAMxZb3eLMXIlCw==
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

2026-09-17T09:41:18.181212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092686
observed 84f8f43c327f499dfa6e7819a1ecf10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.165319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092686/manifest.json
observed 428b574f2f25f95bfd6eb7992c195e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.147662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092686/publication.md
observed 28f99b8fd71925804c0623855d2cdd8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.128030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092686/publication.txt
observed a9595770606d6f8964c8af81b09582a1...
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.