OpenTechnical

OT-2026-000089967

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000089967) never changes.

Identity and time

Publication numberOT-2026-000089967 · never reused
Internal UUID01a0ae9c-428d-7207-9d96-4b2c632ed494 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089967
StatusPUBLIC

Content hashes

Canonical textc0db2ec4c323439d6b2eb49520f7cdcc42a94ebcc904bcac5660a47c57be3eff
Markdown2e5f4c2fc7b294588ae030ebca1cda78134b6195ad6b233077b82ea5ba18523d
PDF
Publication page1c816dd534ae6dd892937dca5f8f2870d3d691bc963d0e6db4c46366a11f7a1d
Manifesta36b9582f95db47c7409098e62d282000b7fb02472c10e855e6f8230e82704fd

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
SignatureLHC+L+N6FBgguckEqMpHpNO2Qr3y6seYmqv/92dnrTn5HXUrLgYIDsSZtOCZJfG0WsvuOoriVCE2MTsR9/seBg==
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

2026-09-17T09:45:21.244546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089967
observed 1c816dd534ae6dd892937dca5f8f2870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.226786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089967/manifest.json
observed a36b9582f95db47c7409098e62d28200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.210808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089967/publication.md
observed 2e5f4c2fc7b294588ae030ebca1cda78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.193696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089967/publication.txt
observed c0db2ec4c323439d6b2eb49520f7cdcc...
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.