OpenTechnical

OT-2026-000092470

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000092470) never changes.

Identity and time

Publication numberOT-2026-000092470 · never reused
Internal UUID01a0ae9d-b5fc-75c8-a57e-c1c3300b633e · 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-2026-000092470
StatusPUBLIC

Content hashes

Canonical text1f833c70651b8fc743ce30e43ef50af08fe08124e5fbd2efbe259fe13ecc866a
Markdowne188a9b407bed29d665693f6f01a3cecf3d193b432849200c6b4c152cde78b3c
PDF
Publication pagea4f2b455cb5c2862d09f3a5212dcad18283a77fd44b89bd5a84490a57d87284e
Manifest9eff48d00d432388763937cc3510291c19aadf7e40e2c6ba76244785fd91933d

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
SignatureCgojvo5uEbkJEoUIlRSSWC1p/KW3iveHhCnnMkIir6doF7vvV4x/Rxl74tKBDD0OMu3bE/b6YUutx9K+nZ12Cg==
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

2026-09-17T09:41:02.109294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092470
observed a4f2b455cb5c2862d09f3a5212dcad18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.092455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092470/manifest.json
observed 9eff48d00d432388763937cc3510291c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.076435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092470/publication.md
observed e188a9b407bed29d665693f6f01a3cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.058875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092470/publication.txt
observed 1f833c70651b8fc743ce30e43ef50af0...
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.